Police are investigating an altercation between two males and two females which occurred at a bus stop on Burwood Highway in Wantirna South about 2.15pm.
As a result of the altercation a 17yo male was taken to hospital with non-life-threatening injuries.
Police were quickly on scene and arrested two 14-year-old girls and a 14-year-old boy.
They are currently assisting police with their enquires.
Anyone who witnessed the incident or with information is urged to contact Crime Stoppers on 1800 333 000.
