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Armed police seal off flats after officers 'faced by gunman' Armed police seal off flats after officers 'faced by gunman'
(35 minutes later)
Armed police officers have surrounded a block of flats in Lincoln after they were confronted by a man carrying what is thought to be a gun. Armed police officers sealed off a block of flats in Lincoln after they were confronted by a man carrying what was thought to be a gun.
Police were called to an area off Moorland Avenue shortly before 19.30 BST in response to a police-installed alarm being activated. Police were called to an area off Moorland Avenue shortly before 19.30 BST after an alarm was activated.
Lincolnshire Police said responding officers were met by a man with what is thought to be a gun. Lincolnshire Police said responding officers were met by a man with what was believed to be a gun.
No shots were fired and there are no reports of any injuries. At 23:25 BST police said the incident had been brought to a "safe conclusion" but did not give any further details.
A number of properties have been evacuated. Lincolnshire Police confirmed that specialist police negotiators attended the scene.
The area remains cordoned off and Lincolnshire Police have confirmed that specialist police negotiators are at the scene. Tactical Firearms Commander Chief Insp Daryl Pearce said a full investigation into the circumstances of the incident was now under way.