Nine men and three women have been arrested by officers investigating the events leading up to the crash on the A66 which left Pc Matthew Blades and Pc Tom Clough dead.

The police watchdog the Independent Office for Police Conduct (IOPC) confirmed it has launched an investigation into the fatal crash

The two police officers killed in a crash involving a Volkswagen Passat and a police vehicle on the A66 in South Bank have been named as PC Matthew Blades and PC Tom Clough