As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MDW-CMH - FLT 828 - AIR TURN BACK, BIRD STRIKE IN THE NR 2 ENGINE. ALL FAN BLADES IN THE INLET WERE DAMAGED. ENGINE HAD SEVERAL COMPRESSOR STALLS AFTER THE BIRD STRIKE. CAPTAIN DECLARED AN EMERGENCY BUT DID NOT SHUT ENGINE DOWN UNTIL AFTER LANDING. REMOVED AND REPLACED NR 2 ENGINE. (M)