HALIFAX -- Police in the Halifax area are investigating after a city bus ran over a man's leg on Friday evening.

Investigators say the 23-year-old man had gotten off the Halifax Transit bus in Shearwater around 10:30 p.m.

They say as the bus was pulling away from the curb, the man started to run alongside it and somehow got entangled in the rear tire.

Police say his right leg was run over and the man is undergoing surgery for non-life-threatening injuries.

The incident is under investigation but police say they do not expect to lay charges.