Accidents
NTSB: Citation Descending at 31,000 fpm before Crash
The last ATC radar return of a Cessna Citation I/SP that crashed into a lake showed the aircraft at about 700 feet msl and descending at some 31,000 fpm.

The last ATC radar return of a Cessna Citation I/SP that crashed into a lake in Smyrna, Tennesee, after an uncontrolled dive on May 29 showed the aircraft at about 700 feet msl and descending at some 31,000 fpm, according to an NTSB preliminary report published yesterday. The pilot and his six passengers were killed. An IFR flight plan had been filed for the Part 91 flight.