When visibility is good, pilots of regional airline jets bound for Reagan National Airport expect to hear a familiar request from air traffic ... corridor as it is depicted in navigation maps ...

Federal watchdogs have raised concerns about the Federal Aviation Administration’s air traffic control system for decades, an ABC analysis of government reports found.

That includes some of those who work on the team responsible for producing air traffic navigation maps, multiple sources told ABC News. The Professional Aviation Safety Specialists (PASS), which ...

“Our nation’s air traffic control system is outdated ... higher than the 200-foot ceiling mandated in the helicopter corridor and that may have caused the collision. Another change at the ...

Air traffic controllers ... direct the flow of traffic on and off the ground. They check flight plans, radars, pilot reports, weather reports, fuel requirements, maps and schedules.