Police are investigating after two men in orange high-visibility jackets reportedly injured a 17-year-old and damaged his car in a road rage assault.
The incident happened at around 5.50pm outside RAF Waddington on Friday, December 2.
The victim was driving a silver Ford Focus in the direction of Branston on the B1178 when he was stopped by two men wearing high-visibility jackets.
Lincolnshire Police say the men got out of a dark coloured Vauxhall and assaulted him, also causing damage to his car.
The offenders then headed off in the direction of Branston. A passer-by administered first aid as victim had received a minor facial injury.
Anyone with information should call 101 quoting incident 397 of December 2.