As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMBER 2 REAR LT MLG TIRE TREAD SEPARATED AND WAS INGESTED INTO THE NUMBER 1 ENGINE ON TAKEOFF. *S/D* SUBSEQUENT INVESTIGATION REVEALED THAT THE NR 2 FWD TIRE ENCOUNTERED FOD ON THE RUNWAY AND THREW IT BACK TO THE NR 2 REAR TIRE. THE NR 2 REAR TIRE SUBSEQUENTLY EXPLODED.