What was found
DEN - DURING AN A-3 CHECK, INSPECTION REPORTED A 0.75 INCH CRACK ON THE LOWER FORWARD CORNER OF THE FORWARD CARGO DOOR NEAR THE HOLD-OPEN HOOK. REPAIRED PER BOEING SB 737-52-1090, REV 1, FIGURE 2. DETAIL II, FRONTIER E.A. NR 52-737-002 AND E.A. NR 52-737-003. (X)