Dec 26, 2008
Accident
Substantial Los Angeles Intl Airport, CA
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 121
Probable Cause
The first officer's unannounced advancement of the left engine throttle, which led to a sustained application of high thrust that caused the airplane to impact the tug.
NTSB DCA09FA022