Helicopter crew in collision with plane may not have heard key instruction from tower, NTSB says
WASHINGTON (AP) — The crew of the helicopter that collided midair with an American Airlines jet near Washington D.C.’s Ronald Reagan National Airport might not have heard instructions from the air ...
KCUR 89.3 FM34m
Before collision with Wichita airplane, Black Hawk helicopter's altimeter may have malfunctioned
The National Transportation Safety Board says altimeter in the Black Hawk helicopter may have malfunctioned before the DCA ...