Nine men and three women aged between 19 and 61 arrested as part of investigation of events leading to deadly collision
Twelve people have been arrested on suspicion of offences including being involved with organised crime as part of the investigation into events leading to a crash on the A66 which killed two police officers and five others.
Cleveland police said nine men and three women, aged between 19 and 61, had been arrested on suspicion of offences ranging from possession of a firearm to participating in the activities of an organised crime group.
