Authorities say a man sexually assaulted a 21-year-old woman around 8:30 p.m. Friday in the 5700 block of Picker Street in the Arlanza Neighborhood of Riverside.
The suspect was described as a Hispanic man, standing 5 feet 10 inches tall with a thin build. He was last seen wearing a dark-colored long sleeve shirt and blue jeans.
Anyone with information on this crime was asked to call detectives at (951) 353-7125.