As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF ROLL THE WHEEL NOT TURNING LIGHT ILLUMINATED, TAKEOFF ABORTED AND AIRCRAFT RETURNED TO THE GATE IN LAS VEGAS. MAINTENANCE DEPARTMENT PERSONNEL INSPECTED THE AIRCRAFT AND FOUND THE NR 1 WHEEL TRANSDUCER PINS LAYING IN THE HUB CAP. TRANSDUCER PINS REINSTALLED AND OPERATIONAL CHECK PERFORMED NORMAL IAW M/M 32-43-02. AIRCRAFT RETURNED TO SERVICE.