As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(LOG 0569039) DURING BS 500D L/H FRAME REPAIR (PN 143A1116-17), BETWEEN S-7L AND S-9L PER SB 737-25-1544, REV 3 (AD 2009-01-02) / DELTA WORK CARD 2526-01236-02A, WHILE DRILLING FUSELAGE FRAME FOR STRINGER 8 CRACK REPAIR AT BS 500D L/H PER SB 737-25-1544 REV 3 FIGURE 5, DRILL BIT SLIPPED CAUSING A DOUBLE DRILLED HOLE ON THE UPPER FRAME CHORD. REPAIRED DAMAGE PER ERA 620917-14AD.