As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) UPON CLEANING OF FAN ASSY. DURING MX EVENT, IT WAS NOTICED THAT A 3 INCH CRACK AFT OF THE FAN STATOR RING WAS PRESENT. FURTHER INVESTIGATION REVEALED A CRACK PROPOGATING ALONG 2 BOLT HOLES THAT ATTACH THE FAN CASE TO THE THRUST REVERSER DEFLECTOR RING. THE AFT FAN CASE INCLUDES THE FWD ENG MOUNT ATTACH POINTS.