An airline security task force, made up of representatives from airlines, aircraft makers, pilots and flight attendants unions, recommended the cockpit door reinforcements.
House Speaker John Boehner told Republican members in a closed-door meeting that he's suspending the use of military aircraft for official trips by House members.
As it touched down, it veered to the left but the captain was able to hold the aircraft steady and the passengers were able to disembark through the front left door.