FAA says problem that caused flight delays has been resolved WASHINGTON (AP) -- Air traffic was snarled and passengers' tempers frayed on Saturday as many flights to and from airports throughout a large swath of the Northeast stretching from New York down to the Carolinas were delayed or cancelled. The Federal Aviation Administration blamed the problem on "technical issues" at an air traffic control center in Leesburg, Va. Around 4 p.m., the agency said the problem had been resolved, and that officials were working to lift any remaining orders to hold planes on the ground. Delays began building about...