What we know about the American Airlines plane and Army helicopter crash over D.C.'s Potomac River
A regional jet carrying 64 people collided with an Army Black Hawk helicopter. Reagan National Airport grounded all flights.
Plane crash: What we know after American Airlines plane, Army helicopter crash into Potomac River
More than 30 bodies have been recovered, two sources told NBC News, and a frantic search and rescue mission to find crash ...