As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A MBV INSPECTION DISCOVERED THE RT WING RIB NR 5 TO BE CRACKED. THE CRACKS EXTEND OUT FROM THE LIGHTENING HOLES. THE CRACKS CAN BE VISIBLE SEEN BY LOOKING THROUGH ACCESS PANELS 632AB. LOOK THROUGH THE ACCESS PANEL HOLE AND LOOK I/B THROUGH THE LIGHTENING HOLES OF RIB 6. WE HAVE SEEN CRACKS ON A PREVIOUS AIRCRAFT WITH THE CRACKS FROM THE LIGHTENING HOLES ALONG WITH A CRACK EXTENDING UP FROM THE BOTTOM FLANGE.