Man quizzed in officer murder probe as shooting suspect remains critically ill

Police were searching a rural site in Surrey as part of their investigations into the murder of Sergeant Matt Ratana (Gareth Fuller/PA)

A man is being questioned by police investigating the murder of Sergeant Matt Ratana, while the suspect in the shooting remains in a critical condition.

The 54-year-old policeman was shot by a handcuffed suspect in the early hours of Friday at a custody suite in Croydon.