More than 60 people are presumed dead after an American Airlines passenger jet and an Army helicopter crashed midair near Washington, D.C, Wednesday evening, officials have said.Flight 5342 from Kansas was on the final approach to Ronald Reagan National Airport when it collided with the Black Hawk helicopter before exploding a huge fireball.

The Federal Aviation Administration and National Transportation Safety Board plan to brief senators Thursday on last week's midair collision between an American Airlines passenger jet and a military helicopter near Washington's Ronald Reagan National Airport that killed 67,