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Manchester attack: What we know so far Manchester attack: What we know so far
(35 minutes later)
Twenty-two people have been killed and 64 injured after suspected suicide bomber, 22-year-old Salman Abedi, detonated a home-made device at Manchester Arena.Twenty-two people have been killed and 64 injured after suspected suicide bomber, 22-year-old Salman Abedi, detonated a home-made device at Manchester Arena.
Here is what we know so far.Here is what we know so far.
What happened?What happened?
Police say suspected attacker 22-year-old Salman Abedi detonated a home-made bomb in the foyer of Manchester Arena as crowds were leaving an Ariana Grande concert on Monday evening.Police say suspected attacker 22-year-old Salman Abedi detonated a home-made bomb in the foyer of Manchester Arena as crowds were leaving an Ariana Grande concert on Monday evening.
Twenty-two people were killed in the explosion, including an eight-year-old girl, and 64 were injured.Twenty-two people were killed in the explosion, including an eight-year-old girl, and 64 were injured.
The attacker died at the scene.The attacker died at the scene.
Eyewitnesses said the noise of the explosion was followed by a flash of fire.Eyewitnesses said the noise of the explosion was followed by a flash of fire.
Metal nuts and bolts were strewn around the floor among bodies and the smell of explosives was in the air, witnesses said.Metal nuts and bolts were strewn around the floor among bodies and the smell of explosives was in the air, witnesses said.
More than 240 emergency calls were made; 60 ambulances and 400 police officers attended.More than 240 emergency calls were made; 60 ambulances and 400 police officers attended.
After the attack hundreds of people in Manchester took to social media to offer spare beds and rooms for those stranded in the city.After the attack hundreds of people in Manchester took to social media to offer spare beds and rooms for those stranded in the city.
Who carried out the attack?Who carried out the attack?
Salman Abedi, 22, has been named by police as the suspected suicide bomber.Salman Abedi, 22, has been named by police as the suspected suicide bomber.
Abedi was born in Manchester on New Year's Eve 1994, the BBC understands.Abedi was born in Manchester on New Year's Eve 1994, the BBC understands.
It is thought that he has at least three siblings: an elder brother who was born in London, and a younger brother and sister who were born in Manchester.It is thought that he has at least three siblings: an elder brother who was born in London, and a younger brother and sister who were born in Manchester.
The family, believed to be of Libyan origin, has lived at several addresses in Manchester, including at a property at Elsmore Road in the Fallowfield area which was raided by police on Tuesday.The family, believed to be of Libyan origin, has lived at several addresses in Manchester, including at a property at Elsmore Road in the Fallowfield area which was raided by police on Tuesday.
Salford University said Abedi had been a student there, but gave no further details.Salford University said Abedi had been a student there, but gave no further details.
Home Secretary Amber Rudd said it was believed that Abedi had recently returned from Libya.Home Secretary Amber Rudd said it was believed that Abedi had recently returned from Libya.
The so-called Islamic State group has claimed responsibility, but this has not been verified.The so-called Islamic State group has claimed responsibility, but this has not been verified.
What do we know about the suspect?What do we know about the suspect?
The investigationThe investigation
Three men were arrested on Wednesday in south Manchester in connection with the concert bomb attack, Greater Manchester Police have said.Three men were arrested on Wednesday in south Manchester in connection with the concert bomb attack, Greater Manchester Police have said.
Abedi is thought to have been a 'mule' using device built by someone else, the BBC understands.Abedi is thought to have been a 'mule' using device built by someone else, the BBC understands.
Home Secretary Amber Rudd said it "seems likely" Abedi was not acting alone.Home Secretary Amber Rudd said it "seems likely" Abedi was not acting alone.
The bomber was known to security services before the attack, she told the BBC.The bomber was known to security services before the attack, she told the BBC.
On Tuesday evening, Prime Minister Theresa May said investigators were trying to establish whether Abedi was acting alone.On Tuesday evening, Prime Minister Theresa May said investigators were trying to establish whether Abedi was acting alone.
She said it was "a possibility we cannot ignore" that there was a "wider group of individuals linked to this attack". The UK's international terrorism threat level has been raised to "critical".She said it was "a possibility we cannot ignore" that there was a "wider group of individuals linked to this attack". The UK's international terrorism threat level has been raised to "critical".
The 23-year-old brother of Abedi was arrested in connection with the attack on Tuesday morning.The 23-year-old brother of Abedi was arrested in connection with the attack on Tuesday morning.
Police executed warrants in two areas of Manchester: one in Whalley Range and another in Fallowfield, where a controlled explosion took place.Police executed warrants in two areas of Manchester: one in Whalley Range and another in Fallowfield, where a controlled explosion took place.
Officers are working with the National Counter Terrorism Policing Network and the intelligence services to try to establish more details about the attacker.Officers are working with the National Counter Terrorism Policing Network and the intelligence services to try to establish more details about the attacker.
GMP chief constable Ian Hopkins said it was the "most horrific incident" Greater Manchester has faced.GMP chief constable Ian Hopkins said it was the "most horrific incident" Greater Manchester has faced.
Anyone with information can call the anti-terror hotline on 0800 789321.Anyone with information can call the anti-terror hotline on 0800 789321.
The police have also appealed to anyone with images or footage from last night that they believe could assist in the investigations to upload it to ukpoliceimageappeal.co.uk or ukpoliceimageappeal.comThe police have also appealed to anyone with images or footage from last night that they believe could assist in the investigations to upload it to ukpoliceimageappeal.co.uk or ukpoliceimageappeal.com
Some victims namedSome victims named
Student Georgina Callander was the first of those killed to be named. She was studying health and social care at Runshaw College in Lancashire.Student Georgina Callander was the first of those killed to be named. She was studying health and social care at Runshaw College in Lancashire.
Eight-year-old Saffie Roussos, from Leyland, Lancashire, John Atkinson, 28, of Radcliffe in Bury and PR manager Martyn Hett, 29 and from Stockport, also died.Eight-year-old Saffie Roussos, from Leyland, Lancashire, John Atkinson, 28, of Radcliffe in Bury and PR manager Martyn Hett, 29 and from Stockport, also died.
The death of Olivia Campbell, 15, was confirmed by her mother Charlotte, who posted a tribute to her "precious" daughter on Wednesday morning.The death of Olivia Campbell, 15, was confirmed by her mother Charlotte, who posted a tribute to her "precious" daughter on Wednesday morning.
Kelly Brewster, 32, from Sheffield, died after she "heroically shielded" her 11-year-old niece from the blast, her uncle Paul Dryhurst said.Kelly Brewster, 32, from Sheffield, died after she "heroically shielded" her 11-year-old niece from the blast, her uncle Paul Dryhurst said.
Polish couple Angelika and Marcin Klis, from York, were killed when they went to the arena to pick their daughters up at the end of the concert.Polish couple Angelika and Marcin Klis, from York, were killed when they went to the arena to pick their daughters up at the end of the concert.
School receptionist Jane Tweddle-Taylor, 51, from Blackpool, died after she went to the arena with a friend to pick up her friend's daughter.School receptionist Jane Tweddle-Taylor, 51, from Blackpool, died after she went to the arena with a friend to pick up her friend's daughter.
Lisa Lees, 47, from Oldham near Manchester, was killed while waiting in the foyer to pick up her daughter, according to reports. Friends Lisa Lees, 47, from Oldham near Manchester, and Alison Howe, 45, from Royton, Greater Manchester, were killed while waiting in the foyer. They were there to pick up their daughters, according to reports.
Her friend Alison Howe, 45, from Royton, Greater Manchester, also died.
A further 11 people who died have not yet been named.A further 11 people who died have not yet been named.
Greater Manchester Police says it is "confident" it knows the identity of all the people who died, but is not yet in a position to formally name them.
The injured are being treated at eight hospitals in Greater Manchester.The injured are being treated at eight hospitals in Greater Manchester.
Many have life-threatening conditions, the prime minister said.Many have life-threatening conditions, the prime minister said.
Jon Rouse, chief operating officer for Greater Manchester Health and Social Care Partnership, said 64 were receiving hospital treatment, some as outpatients, and 20 people remained in critical care.Jon Rouse, chief operating officer for Greater Manchester Health and Social Care Partnership, said 64 were receiving hospital treatment, some as outpatients, and 20 people remained in critical care.
The wounded include 12 children aged under 16.The wounded include 12 children aged under 16.
A hotline has been set up for people concerned about loved ones - 0800 096 0095.A hotline has been set up for people concerned about loved ones - 0800 096 0095.
Relatives are using social media to hunt for missing loved ones.Relatives are using social media to hunt for missing loved ones.
Thousands of people attended a vigil in Albert Square, in central Manchester, on Tuesday evening.Thousands of people attended a vigil in Albert Square, in central Manchester, on Tuesday evening.
What disruption has been caused?What disruption has been caused?
A cordon remains in place around Manchester Arena and Victoria station while forensic work is carried out.A cordon remains in place around Manchester Arena and Victoria station while forensic work is carried out.
All train services to and from Victoria station were cancelled and the station will remain closed on Wednesday.All train services to and from Victoria station were cancelled and the station will remain closed on Wednesday.
It could be "several days before it reopens", rail operator Northern's regional director, Liam Sumpter, said.It could be "several days before it reopens", rail operator Northern's regional director, Liam Sumpter, said.
Exam boards have told schools directly affected by the attack that they can re-arrange GCSE and A-level exams.Exam boards have told schools directly affected by the attack that they can re-arrange GCSE and A-level exams.
A joint statement says that it will be up to schools to decide whether exams should go ahead.A joint statement says that it will be up to schools to decide whether exams should go ahead.
Take That postponed their Tuesday night Liverpool concert as a mark of respect, as well as their homecoming dates this Thursday, Friday and Saturday, at Manchester Arena.Take That postponed their Tuesday night Liverpool concert as a mark of respect, as well as their homecoming dates this Thursday, Friday and Saturday, at Manchester Arena.
Extra securityExtra security
As a result of the decision to raise the terror threat level - the first time it has been "critical" since 2007 - members of the armed forces will replace armed police at certain "key sites", Mrs May said.As a result of the decision to raise the terror threat level - the first time it has been "critical" since 2007 - members of the armed forces will replace armed police at certain "key sites", Mrs May said.
The military could also be used at concerts and sporting events.The military could also be used at concerts and sporting events.
Home Secretary Amber Rudd says 984 servicemen and women have been deployed as part of Operation Temperer - the government plan to put soldiers on the streets.Home Secretary Amber Rudd says 984 servicemen and women have been deployed as part of Operation Temperer - the government plan to put soldiers on the streets.
As the security threat has been raised to critical, she has announced that 3,800 extra troops will be available to patrol UK streets.As the security threat has been raised to critical, she has announced that 3,800 extra troops will be available to patrol UK streets.
Extra armed police officers will be deployed on Saturday at Wembley for football's FA Cup Final and at Twickenham for rugby union's Aviva Premiership final, Scotland Yard has said.Extra armed police officers will be deployed on Saturday at Wembley for football's FA Cup Final and at Twickenham for rugby union's Aviva Premiership final, Scotland Yard has said.
Sporting events and venues in England say they are conducting major security reviews.Sporting events and venues in England say they are conducting major security reviews.
Police Scotland said it was reviewing all "significant events" taking place within the next 14 days and has increased the number of armed police on patrol.Police Scotland said it was reviewing all "significant events" taking place within the next 14 days and has increased the number of armed police on patrol.
The Ministry of Defence said Wednesday's Changing the Guard ceremony at Buckingham Palace has been cancelled to redeploy police officers.The Ministry of Defence said Wednesday's Changing the Guard ceremony at Buckingham Palace has been cancelled to redeploy police officers.
The Palace of Westminster is closed to members of the public and all tours and events have been cancelled, a statement on the UK Parliament website said on Wednesday.The Palace of Westminster is closed to members of the public and all tours and events have been cancelled, a statement on the UK Parliament website said on Wednesday.
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