(KRON) – The South San Francisco Police Department has arrested a man accused of sexual battery on a SamTrans bus, according to the department. South San Francisco police officers responded to a report of sexual battery near Oakmont Drive at Bantry Lane at 5:35 p.m. on Dec. 14.  According to police, the sexual battery began on a SamTrans bus and continued onto the sidewalk after both the victim and suspect left the bus. When a bystander confronted the assailant, he fled the scene, police said.  Photos: Smoke, smoldering homes and flames as wildfires ravage Los Angeles area The South San Francisco Police Department identified the suspect as 22-year-old Muhammad Junio-Jan. According to police, Junio-Jan is an unhoused individual and unemployed.  The department gathered an arrest warrant and Junio-Jan was arrested on Jan. 7.  He has since been booked into the San Mateo County Jail. Anyone with information regarding this case is asked to contact the South San Francisco Police Department Criminal Investigations Bureau at (650) 877-8900.