An American Airlines plane and a military helicopter crashed midair near Washington, DC, falling into the Potomac River on January 29 at 9:00 p.m.Passengers: Flight 5342 had 64 people,
including U.S. Figure Skating members. The helicopter carried 3.Casualties: 19 bodies found, no survivors.Investigation: Cause unknown; black boxes are key.Reactions: American Airlines CEO pledges support; Trump calls it preventable.Rescue Efforts: Icy waters, strong winds complicate search.