As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - FLIGHT 2295 - ABORTED TAKEOFF DUE TO AFT CARGO DOOR INDICATION. THERE WAS ENOUGH RUNWAY TO STOP WITHOUT EXCESSIVE BREAKING. RETURNED TO THE GATE. MAINTENANCE FOUND THE DOOR HANDLE OUT AND ALSO SOME GREASE AND DEBRIS IN THE AREA. CLEANED AREA. DOOR OPERATED NORMALLY. OPERATIONAL CHECKS GOOD. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.