As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CORROSION LOCATED AT CORNER ON CABIN LEFT NUMBER FOUR PASSENGER DOOR TOP DOOR GATE. EVALUATE AND RECTIFY. LEFT NUMBER FOUR DOOR TOP DOOR GATE WAS REMOVED AND REPLACED IN ACCORDANCE WITH B757-200 AMM CHAPTER 52-11-38 REVISION 56. REPAIR CLASSIFIED AS MINOR AS PER FEDEX GMM 6-2-100 CRITERIA.