Person having difficulty breathing in Rialto Heard on: San Bernardino County CA Fire Dispatch 00:13 00:00 Difficulty breathing, medic engine 202 , medic ambulance 202 , medic squad 203 , (number withheld) , East Mariana Street between North Oak. 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 Difficulty breathing, medic engine 202 , medic ambulance 202 , medic squad 203 , (number withheld) , East Mariana Street between North Oak. 00:10 Avenue and North Joyce Avenue. 2026-10-23 11:03 UTC Medical Emergency E Mariana St, Rialto, CA 92376 View on map