September 23, 2014 8:04 pm PM Forecast: Cooling Trend on the Way A weather system to north promises to bring Southern California its first glimpse of fall. Fritz Coleman has the forecast on NBC4 News at 6 p.m. on Tuesday, Sept. 23, 2014. US & World Videos 1:56 1 person killed after car crashes into South LA church 3:30 Protest on USC campus continues ahead of graduation 0:43 LA County releases sterile mosquitoes as warmer weather nears 2:42 Days before USC commencement, protesters still camped out on campus 0:34 Deadly crash damages church in South Los Angeles