MATT RATANA MURDER: Man arrested on suspicion of supplying firearm in Norwich as probe widens

OFFICERS investigating the murder of Sgt Matt Ratana have arrested a man on suspicion of supplying a firearm.

Detectives said they continue to work around the clock as part of a detailed and thorough investigation into the killing of the Kiwi Mauri cop, 54, who was shot five times by a handcuffed detainee at Croydon Custody Centre at 2.14am on Friday.

The suspect, 23, who was also shot in the neck by his own gun, had managed to keep a revolver on his person for half an hour after being arrested on suspicion of possession of class B drugs with intent to supply and possession of ammunition.

A Met Police spokesman said: "A man has been arrested in the early hours of Sunday, September 27 in Norwich, Norfolk, on suspicion of supplying a firearm. He is currently in custody at a South London police station.

"This arrest, which occurred at approximately 2am, forms part of the investigation into the murder of Sergeant Matt Ratana.

"The searches and forensic examination of the scene in Pollards Hill have been concluded and the cordons have now been removed.

"The suspect for Matt’s shooting remains in hospital. He is in a critical condition and consequently we are not able to speak to him."