Orange County December 21, 2020 6:17 pm Orange County Mobile Field Hospital Being Built to Assist Deal With Hospital Surge Volunteers are helping assemble the mobile field hospital in the parking lot. Darsha Philips reported on NBC4 News on Monday, Dec. 21, 2020. US & World Videos 3:13 Los Angeles Man recalls being set on fire while riding Metro train 3:42 How scammers may try to make money off your backyard pool 1:31 Narcan administered in 3-year-old's death investigation 1:44 Woman attacked on hiking trail in Fontana 1:46 UCLA police chief removed following criticism on handling of campus protests