As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 ENGINE COMPRESSOR STALLED AND LOST POWER, ACFT UNABLE TO HOLD ALT LT ENG OUT ALT FL 220 PULL TO IDLE ACFT VIBRATION AND STALL STOPPED. PROBLEM CONTINUED AT FL280 FLOWING QRH. NR 1 ENGINE POWER RESTORED DIVERTED TO TPA. REMOVED AND REPLACED LT ENGINE IAW CARDS 90000004 AND 90000005, ACCOMPLISHED TEST 10 IAW AMM 71-00-00, ENGINE CHANGE ACCOMISHED IAW W.O. 430-230102-01. OPS CHECKED NORMAL, NO LEAKS NOTED AT THIS TIME.