How does an airplane go missing? A look at the disappearance of Alaska flight.
Planes carry transponders that transmit their real-time location. The Alaska plane stopped sharing that data on Thursday.
How does an airplane go missing? Crews searching for Alaska plane
Planes carry transponders that transmit their real-time location. The Alaska plane stopped sharing that data on Thursday.
What we know about some of the D.C. midair collision victims
As many as 60 passengers and four crew members were aboard American Eagle Flight 5342, and the Black Hawk helicopter was ...
DC plane crash updates: Helicopter had advanced tracking system turned off, lawmaker says
The U.S. Army helicopter that collided with an passenger jet near Washington, D.C., had an advanced surveillance system ...