As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD INFLIGHT - NUMBER ONE ENGINE LOST POWER DURING CLIMB. CREW HEARD LOUD POPS. PULLED THROTTLE TO IDLE AND LEFT NUMBER ONE ENGINE AT IDLE FOR LANDING. NUMBER ONE ENGINE PARAMETERS WERE NORMAL. LANDED ORD WITHOUT INCIDENT. REPLACED NUMBER ONE ENGINE AND ISOLATORS ON 22 NOV AT ORD DUE TO COMPRESSOR STALL DUE TO FAN FOREIGN OBJECT DAMAGE. SYSTEM GROUND CHECKED NORMAL OPERATION.