The collision in DC involving American Airlines Flight 5342 and an Army Black Hawk helicopter Wednesday has created flight delays for travelers out of Washington DC.
Two shorter runways at DCA are to be closed until Feb. 10. Federal transportation officials had earlier restricted helicopter flights at the busy airport.
Transportation safety investigators are seeking to determine if the pilots of the American Airlines plane detected danger just before the midair crash with a helicopter.
Police boats combed the banks of the Potomac River on Friday, slowly scanning the shoreline in the rain as investigators sought clues into the midair collision that killed 67 people and raised questio ...