Arrest made in murder probe as tributes paid to ‘extraordinary' London police officer 

Players observe a minute’s silence at the East Grinstead rugby club of Sergeant Ratana, Picture: Gareth Fuller/PA

A man has been arrested in connection with the investigation into the murder of a London police sergeant, as tributes were paid to the “extraordinary” officer.

Sergeant Matt Ratana was shot by a handcuffed suspect in the early hours of Friday at a custody suite in Croydon.