As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PASSENGER OUTER DOOR LATCH MESSAGE IN FLIGHT OVER DILLON. LANDED IDA. MESSAGE WENT OUT ON ROLLOUT. GROUND CREW IN IDA CLOSE DOOR AND VISUALLY CONFIRM LATCHED AND CONTINUED TO SLC. FLIGHT ATTENDANT CAN''T COMPLETELY CLOSE DOOR. OPERATED PASSENGER DOOR HANDLE. INDICATION AND OPERATION GOOD. UNABLE TO DUPLICATE SQUAWK.