As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MCI - INFLIGHT DFW-ORD. CREW REPORTED LEFT OIL STRAINER CLOGGING LIGHT ILLUMINATED AT FL320. ALL ENGINE INDICATIONS STAYED NORMAL. ENGINE OPERATED AT IDLE THRUST TILL LANDING. LIGHT STAYED ILLUMINATED. EMERGENCY DECLARED, LANDED MCI WITHOUT INCIDENT. REMOVED AND REPLACED LEFT ENGINE OIL FILTER AND ACCOMPLISHED MCM 71-91-12. SYSTEM GROUND CHECKED NORMAL OPERATION.