As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BQN - DURING TAXI, CREW NOTICED A BINDING WITHIN THE RUDDER PEDALS FOLLOWED BY A 'POP' SOUND FROM UNDERNEATH COCKPIT FLOOR. AIRCRAFT RETURNED TO GATE. BQN MAINTENANCE FOUND A RUDDER LINKAGE STUD SHEARED ON THE RIGHT HAND SIDE. REMOVED AND REPLACED STUD AND SLEEVED BEARING. RIGGING OF SYSTEM COMPLETED. AIRCRAFT RELEASED FOR SERVICE.