Northern Ireland soldier murders

Police forensic experts at the scene of the murder of a police officer in Lismore Manor, Craigavon Photograph: Paul Faith/PA

Officers at the scene of a fatal shooting of a colleague in Lismore Manor Photograph: Peter Morrison/AP

A PSNI officer aims his rifle as he takes up position near Lismore Manor Photograph: Peter Morrison/AP

Graffitti on the front of the Falls Road library in west Belfast Photograph: Paul Mcerlane Photography

Patrick Azimkar, left, and Mark Quinsey, the two soldiers killed in the attack. Photograph: Ministry of Defence/AP

Police close off the road leading to Massereene army base Photograph: Peter Muhly/AFP/Getty

Security at the entrance to the Massereene army barracks Photograph: Peter Morrison/AP

Police forensic experts attend the scene Photograph: Reuters

Forensic officers examine the scene Photograph: Peter Morrison/AP

Flowers near the entrance of Massereene barracks Photograph: Peter Muhly/AFP/Getty

Flowers and cards left outside Massereene army base Photograph: Paul Faith/PA

Brigadier George Norton looks at the floral tributes left outside Massereene army base Photograph: Paul Faith/PA

Flowers left at the scene of the shooting by wellwishers Photograph: Paul Faith/PA

Local people come together for a prayer service Photograph: Peter Morrison/AP

An abandoned Vauxhall Cavalier on the outskirts of Randalstown in County Antrim, which police are examining in relation to the shooting Photograph: Paul Faith/PA

The car driven by the pizza delivery driver, who was wounded in the attack Photograph: Peter Muhly/AFP/Getty