3,000+ flights canceled after FAA's ground stop

U.S. air traffic is slowly returning to normal after a nationwide ground stop Friday halted flights and left thousands canceled and delayed. As of Saturday morning, nearly 2,000 flights within, into or out of the U.S. are delayed, and nearly 3,800 have been canceled, according to flight tracking website FlightAware. FlightAware shows Hartsfield-Jackson Atlanta International...