Summary: Coronavirus, heat waves, wildfire smoke and apocalyptic orange skies have hit the city — and it's Mary Ellen Carroll's job to respond. She's the director of the Department of Emergency Management, and she tells Heather Knight how residents can cope and what we should tell our kids about all the doom and gloom. | Unlimited Chronicle access: sfcronicle.com/pod Learn more about your ad choices. Visit megaphone.fm/adchoices
