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Nato soldier dies in Afghanistan 'insider attack' Nato soldier dies in Afghanistan 'insider attack'
(35 minutes later)
A member of the Nato-led forces has been shot dead by a man in Afghan army uniform, military officials say.A member of the Nato-led forces has been shot dead by a man in Afghan army uniform, military officials say.
The assailant was also killed during the attack, which took place in southern Afghanistan, they added.The assailant was also killed during the attack, which took place in southern Afghanistan, they added.
There has been a sharp rise in so-called insider attacks against local forces and Nato troops in Afghanistan.There has been a sharp rise in so-called insider attacks against local forces and Nato troops in Afghanistan.
The attack came hours before President Karzai was due in the US for a visit seen as key to the future of the American presence in Afghanistan.The attack came hours before President Karzai was due in the US for a visit seen as key to the future of the American presence in Afghanistan.
An investigation is under way to determine if the attacker had links to insurgents, the International Security Assistance Force (Isaf) said in a statement on Tuesday.An investigation is under way to determine if the attacker had links to insurgents, the International Security Assistance Force (Isaf) said in a statement on Tuesday.
More than 60 Nato service personnel were killed in insider attacks in 2012.
Military commanders refer to such rogue attacks as "green-on-blue" - green for Afghan forces and blue for the Nato coalition.Military commanders refer to such rogue attacks as "green-on-blue" - green for Afghan forces and blue for the Nato coalition.
'Shared vision''Shared vision'
President Hamid Karzai is expected to arrive in the US on Tuesday for a three-day visit, which will include a meeting with Mr Obama on Friday.President Hamid Karzai is expected to arrive in the US on Tuesday for a three-day visit, which will include a meeting with Mr Obama on Friday.
It will be their first face-to-face talks since the US presidential elections.It will be their first face-to-face talks since the US presidential elections.
Correspondents say relations between the two countries have been more fractious than usual in recent months.Correspondents say relations between the two countries have been more fractious than usual in recent months.
Mr Karzai wants US troops out of Afghan towns and villages. Most foreign troops are expected to leave Afghanistan by the end of 2014. Mr Karzai wants US troops out of Afghan towns and villages. Some 30,000 foreign soldiers left Afghanistan last year, and most of the remainder are expected to pull out by the end of 2014.
The BBC's Quentin Sommerville in Kabul says the US president is likely to discuss the size of the force that remains, and whether they are there to fight the Taliban or shift their primary focus to tackling al-Qaeda.The BBC's Quentin Sommerville in Kabul says the US president is likely to discuss the size of the force that remains, and whether they are there to fight the Taliban or shift their primary focus to tackling al-Qaeda.
Mr Karzai's visit comes days after a drone attack that killed Pakistan militant leader Mullah Nazir, who was accused of sending fighters to Afghanistan to support the Taliban.Mr Karzai's visit comes days after a drone attack that killed Pakistan militant leader Mullah Nazir, who was accused of sending fighters to Afghanistan to support the Taliban.
Ahead of the trip, the White House issued a statement saying Mr Obama "looks forward to... discussing our continued transition in Afghanistan, and our shared vision of an enduring partnership" between the two countries.Ahead of the trip, the White House issued a statement saying Mr Obama "looks forward to... discussing our continued transition in Afghanistan, and our shared vision of an enduring partnership" between the two countries.
Mr Karzai is expected to provide a request for future requirements for the Afghan military such as heavy weaponry, an improved air force and medical support.Mr Karzai is expected to provide a request for future requirements for the Afghan military such as heavy weaponry, an improved air force and medical support.
Our correspondent says the US spent almost $120bn (£74bn; 91bn euros) in Afghanistan in 2011, a figure that diplomats in Kabul say will be increasingly difficult to justify because of economic problems at home and extensive corruption within Afghanistan.Our correspondent says the US spent almost $120bn (£74bn; 91bn euros) in Afghanistan in 2011, a figure that diplomats in Kabul say will be increasingly difficult to justify because of economic problems at home and extensive corruption within Afghanistan.
Meanwhile Mr Karzai has held back from signing a long-term strategic partnership agreement with the US, amid fears that Afghan sovereignty is being undermined. Meanwhile Mr Karzai has held back from signing a long-term binding security agreement with the US, amid fears that Afghan sovereignty is being undermined.
He is unwilling to grant US soldiers immunity from prosecution and is unhappy that Afghans are still being held in US-run military prisons on Afghan soil, our correspondent adds.He is unwilling to grant US soldiers immunity from prosecution and is unhappy that Afghans are still being held in US-run military prisons on Afghan soil, our correspondent adds.
Nato forces are committed to training Afghan security forces before foreign combat troops pull out.Nato forces are committed to training Afghan security forces before foreign combat troops pull out.