Thames Valley Police is releasing an image of a man who could have vital information in connection with an assault.
The incident took place in the Newton Leys area of Milton Keynes at about 8pm on 6 July.
A man was seen verbally abusing a group of children. The victim, a woman aged 32, intervened and he then assaulted her before verbally abusing her. She was not hurt.
Investigating officer, PC Peter Green, based at Milton Keynes police station, said: “I would be very keen to speak to the man in this picture as I believe he could have very important information about this incident.
“If you know who this man is, or if you have any other information about this offence which could help our investigation, please get in touch by calling 101, quoting reference number 43220297696.”
Alternatively, you can call the independent charity Crimestoppers anonymously on 0800 555 111, or make a report online.