Police have released the name of the woman who was killed in a road accident in Lincolnshire on Tuesday morning.
Nicola Jane Graves, 31, was from the Boston area.
She died when the Peugeot 106 car she was a passenger in collided with a white Mercedes Sprinter van and a large blue Scania articulated lorry on the A17 outside RAF Cranwell.
Her two-year-old son is being treated for facial injuries.
Another man who was in the car is still in a critical condition.
Police asked anyone who witnessed the accident to come forward.