Police dogs searched the cargo area of a Frontier Airlines flight on the tarmac at Dulles International Airport after a beeping noise prompted the plane to stop in its tracks Wednesday. Frontier Airlines Flight 4708 inbound from Atlanta landed around 2:30 p.

The Federal Aviation Administration is investigating a “possible security incident,” on a Frontier Airlines flight from Atlanta to Washington that caused passengers to deplane on the taxiway.

A Frontier Airlines flight was met by emergency responders on the tarmac at Dulles International Airport after a runway scare on Wednesday, April 9, authorities said. The aircraft touched down on Runway 19R around 2:30 p.