Thames Valley Police is appealing for witnesses following an incident of affray in Bletchley, Milton Keynes.
At approximately 11pm on Friday 8th July, a group of four men got out of a vehicle and attacked a taxi driver and its occupants on Windermere Drive, Bletchley.
The men smashed the windows of the taxi with blunt instruments.
All of the offenders are described as wearing black clothing and black balaclavas.
Investigating officer PC Jessica Cooper, based at Milton Keynes police station, said: “I am appealing for anybody who believes that they witnessed this incident, or who may have dash-cam or CCTV footage to please contact Thames Valley Police, either online or by calling 101, quoting reference number 43220301614.
“Alternatively, you can also call the independent charity Crimestoppers anonymously on 0800 555 111.”