A second person who died after a crash near Wisbech, has been named as mother of three Kayleigh Harrison.
The 29-year-old was killed after the car she was in collided with a van in Murrow last Thursday.
The driver died at the scene and a third passenger remains in a critical but stable condition.
Officers investigating the collision are seeking information to trace a fourth person who was believed to be in the vehicle, but left the scene. The man is described as white, in his 20s with dark curly hair and a beard.
In a statement Kayleigh’s family said: “Kayleigh was unique, lived life to the full and had lots of friends.”