Coronavirus September 21, 2020 11:24 pm Thousands of COVID-19 Testing Slots Open Officials say testing sites have open slots and have concerns about people not getting tested. Joel Grover reported on NBC4 News on Sept. 21, 2020. US & World Videos 1:09 Construction worker killed in crash on 71 Freeway in Chino 5:00 Demonstrations disrupt classes at UCLA 0:52 Several people taken into custody at UCLA campus 2:36 Law enforcement officers on UCLA campus as students return 2:06 Brush fire burns in Sepulveda Basin