What was found
CORROSION, WING UPPER SKINS, WS37. ACCOMPLISHED TEXTRON AVIATION STANDARD REPAIR SR-680-ATA57-27245 REV - DATED 10/08/2020; STANDARD REPAIR - CORROSION, WING, UPPER SKINS, WS 37.AFFECTED PART (S); SKIN P/NS 6921370-1, 6921372-9, 6922377-39, 6922680-23, 6922680-24, 6922681-71.