Casey Crime Investigation Unit detectives are appealing for public assistance following an armed robbery in Hampton Park last night, Victoria Police say.
Investigators have been told four people attended a milk bar on Coral Drive about 8pm on Saturday 18 March.
One man jumped the counter and assaulted the attendant, a 33-year-old woman, before forcing her to the ground.
A second man emptied the till and stole cigarettes while a female accomplice kept watch.
A third man, armed with a knife, wrestled with the 45-year-old partner of the attendant out the front of the store and pushed him through an adjoining shop window.
The 45-year-old suffered minor injuries and was taken to hospital for treatment while the 33-year-old woman was treated at the scene.
Investigators have been told that all offenders had their faces covered during the robbery and were wearing dark clothes.
Anyone who witnessed the incident or with further information is urged to contact Crime Stoppers.
