CHICAGO — Chicago police say the driver of a school bus was shot in the head as he transported students home from school.

The shooting occurred Friday afternoon on the city’s West Side.

A spokesman says Chicago Fire Department personnel took a 31-year-old man with a possible graze wound to Mount Sinai Hospital following the shooting. The spokesman says the man’s condition was stable.

It wasn’t immediately known how many students were on the bus at the time of the shooting. Police say none of them were injured.