As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING FUSELAGE INSPECTION, CRACKS WERE FOUND ON FRAME AT STATION 207.35 AT FLOOR LEVEL RT AND LT SIDES. THE CRACK WAS FROM A RADIUS OF A CUT-OUT IN THE FRAME THAT ALLOWS A RIB TO PASS THROUGH IT. A DOUBLER WAS INSTALLED IAW MANUFACTURERS REPAIR.