Safety
Safety Board Studies Transport Incident
About 2148 EST, on Apr. 4, 1979, a Trans World Airlines, Inc., Boeing 727, operating as Flight 841, entered an uncontrolled maneuver at 39,000 ft. pressure altitude near Saginaw, Mich. The aircraft descended to about 5,000 ft. in about 63 sec. before the flightcrew regained control.