As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ATL INFLIGHT T2441/09JUN - UPON DESCENT NUMBER ONE ENGINE OIL STRAINER CLOGGED LIGHT ILLUMINATED. SHUT DOWN NUMBER ONE ENGINE. LANDED ATL WITHOUT INCIDENT AND TAXIED TO GATE UNDER OWN POWER. FOUND CARBON IN FILTER AT SECOND FILTER CHANGE. REPLACED LEFT HAND OIL TANK AND CLEARED OIL LINES AT GEAR BOX BANJO FITTINGS AND RESTRICTOR. SYSTEM GROUND CHECKED NORMAL OPERATION.