Helicopter crew in collision with plane may not have heard key instruction from tower, NTSB says
Investigators say the crew of the helicopter that collided midair with an American Airlines jet might not have heard key air traffic controller instructions.
D.C. condo at site of early helicopter test flights is on the market
HOUSE OF THE WEEK | The three-bedroom, four-bathroom Columbia Heights loft, listed at almost $2 million, has an industrial ...