As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DISASSEMBLY OF N1 SECTION, IT WAS NOTICED THAT THERE WAS A LARGE PIECE OF MATERIAL WEDGED IN BETWEEN TWO 1ST STAGE BLADES. UPON FURTHER DISASSEMBLY/INVESTIGATION THE OUTLET DUCT ASSEMBLY WAS FOUND TO BE MISSING A LARGE SECTION OF THE OUTER DUCT APPROXIMATELY 1.5 INCHES DIAMETER WHICH WAS DETERMINED TO BE THE PIECE LODGED IN THE BLADES. E8KL (M)TONY CHECK THIS