As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT EXTERNAL POWER DOOR CUT OUT LOWER STIFFENER DAMAGED DURING TOW BY THE EXTERNAL POWER CORD. CORD ON TUG GOT WOUND AROUND WHEEL ASSY AND PULLED OUT OF RECEPTICLE . REPAIR ACCOMPLISHED ON DOCK NON ROUTINES 5423850, 5423851 PER ECRA# 5310-07719