PHILADELPHIA — A key piece of hardware that aviation experts and pilots said could solve the mystery in the fatal crash of the medical transport Learjet on Jan. 31 turned out to be useless. The ...

MEXICO CITY — Investigators said today that they have found evidence of irregularities in the training records of the pilots handling a jet that crashed earlier this month, killing Mexico’s interior ...

German investigators have disclosed that the pilots of a Learjet 35A were training for a simulated engine failure at take-off when the aircraft fatally crashed at the Hohn military airfield. The jet ...