As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMBOUT, HAD RT PACK FAILURE LEFT PACK UNABLE TO MAINTAIN PRESSURE. EMERGENCY DESCENT WAS MADE, LANDED ATL. FOUND HULL SEAL CENTER TANK AND FWD CARGO JUNCTION DISPLACED AND TORN. REPAIRED SEAL AND REPLACED RT PACK CONTROL VALVE, OPERATION NORMAL.