Police dog catches alleged Vic robbers

Rocky the police dog has had his first arrest after chasing down teens who allegedly held up a petrol station and fast-food outlets in Melbourne.

The five teens, aged between 17 and 19, allegedly held up a petrol station and two restaurants in Melbourne's southeast on Thursday night.

Police arrested two men on a Noble Park street and Rocky and the canine unit chased down the other three, all of whom are yet to be charged.