Raytheon claims in a federal lawsuit that the Missile Defense Agency acted in an “arbitrary and irrational” way when it chose Northrop Grumman to advance development of the glide phase interceptor.

The Army helicopter and regional American Airlines jet that collided over Washington are both workhorse aircraft that operate around the world on a daily basis.

American Airlines Flight 5342 from Wichita, Kansas, was attempting to land when the plane and a Black Hawk helicopter ...