Katherine’s in California, where things could be better. She’s been wearing two masks—one for the coronavirus, and one for the wildfire smoke—but she isn’t sure how to interpret the air quality warnings. Jim wants to know how air pollution like the smoke interacts with COVID-19. So they called Dr. John Balmes, an expert who’s studied inhaled pollutants for decades and serves as the Physician Member for the California Air Resources Board. Join us live next week at the Atlantic Festival at 12pm ET. We’ll be joined by Alexis Madrigal and will take questions. Register for free at: theatlanticfestival.com