Thames Valley Police is appealing for witnesses following a public order offence in Milton Keynes.
The incident occurred at 7.05pm on Sunday (20/3) at the junction of Patriot Drive, Rooksley and V6 Grafton Street. A motorcyclist damaged two nearside windows of a Toyota vehicle along the dual carriageway.
The offender is described as a man, wearing a motorcycle helmet and full black leathers. He had yellow markings on the lower front legs of his leathers.
Investigating officer PC Chris Smart, based at Milton Keynes police station, said: “I would like to appeal to anybody who may have dash cam footage or had been in the area and witnessed anything to please get in touch.
“You can get in touch by either making a report online or by calling 101 quoting reference number 43220121899.
“Alternatively, for 100% anonymity, you can also call the independent charity Crimestoppers on 0800 555 111.”