Person with chest pain at Jack in the Box in Fontana Heard on: San Bernardino County CA Fire Dispatch 00:10 00:00 Chest pain. 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 Chest pain. 00:01 Medic engine 71, medic squad 71 at Jack in the Box, 8134 Sierra Avenue between Foothill Boulevard and Ivy Avenue. 2026-10-29 09:01 UTC Medical Emergency Sierra Ave, Fontana, CA 92335 View on map