Police investigating crash involving ambulance and school bus

MILWAUKEE -- Milwaukee police are investigating a crash that involved an ambulance and a school bus. 

It happened near 47th and Lisbon Tuesday morning, November 13th.

Police say a car slammed into the ambulance, causing the ambulance to hit the school bus.

The ambulance was reportedly driving with its sirens and lights on at the time of the crash.

There were children on the school bus at the time of the crash, but no one was injured.