Assault reported on Sierra Avenue in Fontana Heard on: San Bernardino County Fire - Valley 00:14 00:00 Assault, medic squad 71, medic engine 71, medic ambulance 639 at (number withheld) Sierra Avenue between 8th Street and Randall Avenue. Transcript This transcript is auto-generated from live dispatch audio and may be incomplete or inaccurate. It is not an official report and may change. 00:00 Assault, medic squad 71, medic engine 71, medic ambulance 639 at (number withheld) Sierra Avenue between 8th Street and Randall Avenue. 00:12 Scene clear for law enforcement. 2026-11-10 05:32 UTC Assault Report Randall Ave, Fontana, CA 92335 View on map