As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) AFTER LANDING, A PIECE OF NR4 BRAKE DISK WAS FOUND AT THE SPOT WHERE THE A/C WAS PARKED. A/C WAS INSPECTED AND THE FOLLOWING ARE REPORTED. FOUND DAMAGE AT INNER BEARING AFTER THE INSPECTION WITH NR 4 WHEEL ASSEMBLY WAS REMOVED. WHEEL BRAKE AND AXLE ASSYS REPLACED. (TC NR