Editorial: Passengers, wear masks. Airlines, keep it clean. Then we’ll fly again

Not many people would choose to ride out the coronavirus pandemic in a crowded tin box. That’s why passenger demand for air travel has fallen as much as 90%. Of course, there’s also little reason to book a flight right now. Slowly, the window for flying will reopen, presuming rates of COVID-19 infection continue to decline. Some people will have important personal or professional reasons to …