CHICAGO (WLS) -- Chicago police are looking for a man they said sexually assaulted a woman on a charter bus parked on the West Side.
The assault happened at the bus yard in the 4500-block of West Grenshaw Street on Sunday, police said
The 20-year-old victim said her attacker was armed with a gun and demanded she get on the parked charter bus. Police said he then sexually assaulted her on the bus.
Chicago police are investigating and no one is in custody.