资讯

NTSB hearings show that the army helicopter involved in fatal crash with passenger plane ...

The NTSB is holding three days of hearings to uncover insights into what caused the fatal crash between the passenger jet and ...

NTSB looks into altimeter discrepancies when Army helicopter collided with a passenger jet

The National Transportation Safety Board (NTSB) began a three day hearing in Washington, D.C., to investigate the midair ...