Authorities say everyone aboard an American Airlines jet that collided with Army helicopter while landing at Ronald Reagan ...

Washington D.C. Mayor Muriel Bowser, second from right, claps to the sounds of Crush Funk Brass Band during the opening ceremony celebrating the Smithsonian National Zoo's new Giant Pandas on ...

A mid-air collision between a Kansas passenger jet and a military helicopter near Reagan Airport crashed into the Potomac ...

Troops reinforce 25,000 police, a fleet of drones and 30 miles of fences as Washington DC locks down for presidential inauguration ...

A few minutes before landing, air traffic controllers asked the arriving commercial jet if it could land on the shorter ...

Anadolu via Getty Images "It is still safe ... officers from around the country were sworn in by D.C. Mayor Muriel Bowser on Sunday in anticipation of Monday's events. McCool acknowledged that ...

An American Airlines jet with 60 passengers and four crew members aboard collided Wednesday with an Army helicopter while ...

Washington D.C. Mayor Muriel Bowser, second from right, claps to the sounds of Crush Funk Brass Band during the opening ceremony celebrating the Smithsonian National Zoo's new Giant Pandas on Friday, ...