What was found
CRACK ON REAR FUSE 1 LOWER SKIN, AT DRAIN MAST BETWEEN FR 75 JUNCTION 07 AND BETWEEN STR 21L-21R. REAR FUSELAGE 1 BETWEEN FR 75 & JUNCTION 07 BETWEEN STR 21L &21R OUTER SKIN, CUT OUT PERFORMED TO REMOVE DAMAGE FOR ENGINEERING REVIEW. REAR FUSELAGE 1 BETWEEN FR 75 & JUNCTION 07 AND BETWEEN 20L & 20R, LOWER SKIN REPAIRED.