As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED DURING TAXI LT ELEVATOR MOVED WHEN CREW HIT BUMP. RT ELEVATOR DID NOT MOVE. CREW REPORTED THAT GUST LOCK WAS ON. UPON INSPECTION MAINTENANCE FOUND LT ELEVATOR CTRL ROD BROKEN. THE LEFT ELEVATOR WAS TOTALLY DISCONNECTED AND FLOATING FREE. THE ADJUSTABLE EYE END PULLED OUT OF THE PUSH/PULL ROD, P/N 20990. CHANGED PUSHROD ASSEMBLY.