Firefighters are at the scene putting out the flames that had engulfed two vehicles believed to be an SCDF ambulance and a police patrol car. There are at least four police patrol cars which were overturned along the road. One minibus which appeared to have collided with a civilian vehicle is further down Buffalo Road.
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Here is the full statement from the Singapore Police Force:
Police confirm a riot has occurred at the junction of Race Course Road and Hempshire Road at 9.23pm.
Police officers are at scene and are in control with the situation.
The public is advised to stay away from the affected area.
Further updates will be given when available.