The airspace above Reagan National Airport, where a commercial plane collided with an Army helicopter this week, has become increasingly congested with air traffic, including helicopters.

Pilots who land at Reagan National face a unique set of complications, including short runways, scores of helicopters and a mountain-size no-fly zone.

The U.S. Federal Aviation Administration recently announced the restriction of helicopter flights near Washington Reagan National Airport, according to reports.

U.S. carriers were in Thailand, Japan and the Eastern Pacific this week, while a carrier from France is set to visit the ...

Among those killed were two with Florida connections: the pilot of the plane, Jonathan Campos, and the son of a Venice couple.