WEST VALLEY CITY, Utah (ABC4) — A man has been charged after a violent assault on a Utah Transit Authority (UTA) bus in West Valley City.
Efrain Castillo, 33, of Salt Lake City, was charged Friday in Salt Lake County with aggravated assault resulting in serious bodily injury (second-degree felony).
On Dec. 28, 2025, UTA Police responded to a report of a stabbing on a UTA bus in Salt Lake County. Upon arrival, police found a man, later identified as Bayan Mims, lying in front of the bus with blood on his neck…