As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 689 A.A. - A.D. DISBOND OF 1.300IN LENGTH X 1.000IN WIDTH ON OSS315 UPPER SURFACE, LE SLAT 4 TRAILING EDGE WEDGE, LH WING. CORRECTIVE ACITON: SUMMARY OF NRC 00013: AREA AT OSS 315 UPPER SURFACE ON SLAT #4 TRAILING EDGE LH WING WAS REPAIRED PER B757-200 S.R.M. (2578033)