As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
During H-CK at ATL base MTC. a 1/2" crack was found at sta 1132 on the forward side of the 9911839-19 doubler. The crack extended from the upper pulley bracket hole for NAS 1105 on the LH side of the aircraft in the outboard direction. Repaired per EA 99-190511.