December 9, 2014 5:45 pm Massive Downtown LA Fire Cause Still Unknown Arson investigators continued to sift through wreckage of a fire that burned an apartment complex that was under construction. Patrick Healy reports for the NBC4 News at 5 p.m. on Tuesday, Dec. 9, 2014. US & World Videos 0:50 Over 70 pets adopted at Pasadena Humane event 2:52 High bacteria levels affect several LA beaches 1:06 14-year-old girl killed after being hit by vehicle in Newport Beach 2:43 Monrovia bear repeatedly raids homes for snacks 2:07 High bacteria levels at several LA County beaches
