What was found
FLT 3521 - PIT - PASSENGER DOOR WOULD NOT OPEN FROM INSIDE THE CABIN. MAINTENANCE LUBRICATED THE DOOR AND OPS CHECKED IT GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 3521 - PIT - PASSENGER DOOR WOULD NOT OPEN FROM INSIDE THE CABIN. MAINTENANCE LUBRICATED THE DOOR AND OPS CHECKED IT GOOD.