Hundreds of flights were canceled throughout the Northeast. This key air traffic control center is the culprit

Damaged communications lines at a key air traffic control facility in Philadelphia had been repaired, allowing airports across the U.S. Northeast to resume operations after hours of disruptions, the nation’s transportation secretary said Monday evening.Hundreds of flights were canceled, including more than 600 into and out of Newark Liberty International Airport, as the outage hit every major airport in the New York City area. Transportation Secretary Sean Duffy also said in an online post...