which might provide clues as to what was happening in the cockpit during the crash. The Learjet did have such a recorder, though it was an older, tape-based model. (Newer ones are solid-state ...

The Learjet may not have been required to have a functioning recorder either. Wolk says in the U.S., all planes with 6 or more seats (not including pilots) are required to have a cockpit voice ...

Federal rules for medical transport flights on planes registered in the United States require the use of cockpit ... 25 people on the ground, one of them fatally, according to city officials. The ...