As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 6801 ONE DISBOND OF 1) 1.125" X 0.875" (LENGHT/WIDTH) ON OSS 490.1 APPROX. UPPER SURFACE AT LE SLAT 8 TRAILING EDGE WEDGE. CORRECTIVE ACTION: SUMMARY OF NRC 00077 : LE SLAT 8 TRAILING EDGE WEDGE. WAS REPAIRED PER B-757-200 S.R.M. (1903226)