Schools September 9, 2024 6:49 am School districts modify schedules due to heat Several Southern California school districts are changing their schedules due to the heat. John Cádiz Klemack reports for the NBC4 News at 6 a.m. on Sept. 9, 2024. US & World Videos 4:19 Los Angeles mourns death of Fernando Valenzuela 2:06 Woman's body found in Costa Mesa backyard 2:02 Downtown businesses look forward to World Series 1:59 Artist reveals details for Fernando Valenzuela mural 3:28 1 arrested during on-campus protest at UCLA