What is a black box, what can it tell us, and have the data recorders been found from Flight 5342 and the Army's Blackhawk?

Inside the hotel’s aptly named 737 Suite, you can find an actual Boeing 737-8000 aircraft. No, it hasn’t crash-landed. It’s the centre-piece of the 1,300-square-foot top-floor hotel room.

The crash between a regional jet and a military helicopter left 67 dead, including three students and six parents in Fairfax ...

The crew of the Army Black Hawk helicopter involved in the deadly collision with a jetliner had thousands of hours of flight ...