FRANKSTON CIU detectives are appealing for witnesses after an assault in Frankston North, 5pm, 3 February.
The alleged incident occurred on Coolgardie Road, when a verbal altercation escalated.
One of the men involved in the verbal altercation approached a vehicle, in which a 25 year old not involved in the verbal altercations was sitting.
The offender allegedly punched the driver in the upper arm. The punch caused a laceration, with police believing the offender was holding an item when the punch was thrown.
The victim was taken to hospital with minor injuries.
The alleged perpetrator is a caucasian man in his late 20s to early 30s. He is of a solid build and was wearing a black singlet. Police are appealing for witnesses.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential crime report at www.crimestoppersvic.com.au