As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF FROM WSAP AT SIXTY KNOTS, THE DOOR WARNING LIGHT (MASTER WARNING) ILLUMINATED. THE CREW ABORTED TAKEOFF WITHOUT INCIDENT AND RETURNED TO BLOCKS. MAINTENANCE INSPECTED THE AIRCRAFT AND FOUND R-2 DOOR UNLOCKED. MAINTENANCE RESECURED THE DOOR AND WARNING LIGHT WENT OUT. MAINTENANCE PERFORMED UNSCHEDULED MAINTENANCE INSPECTION FOR REJECTED TAKEOFF IAW DC8 MAINTENANCE MANUAL 13.01-5. AIRCRAFT WAS RETURNED TO SERVICE.