Dashcam footage prompts police probe of alleged 'crash for cash' scam
A motorist believes he may have been a target in a "crash for cash" scam, after filming a vehicle swerving towards his car and then braking suddenly.
Stephen Phillips captured the incident on his dashcam as he travelled towards Berkhamsted on the A41, in Hertfordshire, on Monday morning.
Hertfordshire Police said it was investigating the incident.