The Learjet 75, a slightly larger version of the Learjet 55, also serves as an air ambulance: The type has found a unique second purpose. Graphic videos in the social media embeds below Security ...

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.

And while the doomed Learjet 55 was in contact with an air traffic control tower, "there were no distress calls received from the flight crew," the report said. The fiery crash killed six people ...