The fifth Los Angeles fire, the Kenneth Fire, is inching closer to homes in the area after rapidly growing in just the last few hours. There are now 10 fire-related deaths across L.A. country and 10,000 structures destroyed. CNN’s Chief Medical Correspondent, Dr.Sanjay Gupta, explains how to stay safe in hazardous air conditions.  Learn more about your ad choices. Visit podcastchoices.com/adchoices