weather September 3, 2024 6:06 pm Relentless heat scorches Southern California Unforgiving temperatures has Southern California residents seeking relief from the heat. Amber Frias reports for the NBC4 News at 5 p.m. on Tuesday, Sept. 3, 2024. US & World Videos 1:48 Horse, passenger die on 15 Freeway in Norco 0:45 Volunteers clean up streets of El Salvador Corridor 2:08 Hit-and-run electric scooter driver could face felony charges 2:45 Outpouring of community support for OCFA Handcrew injured in Irvine crash 2:21 Search for hit-and-run scooter rider who injured elderly man in Koreatown