 Fights have, rather, flights have resumed at several U.S. airlines after a massive communications outage that wreaked havoc on companies around the globe. But as NPR's Joel Rose tells us, thousands of flights have been canceled or delayed. Delta, American, and United Airlines were hit hard by the IT outage. All three airlines say at least some flight departures have now resumed. But delays and cancellations are likely to ripple across the U.S. airspace for the rest of the day,