As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT 880 ON FLIGHT 5008 FROM CLT TO OAJ. DURING TAXI OUT THE RIGHT BRAKES VIBRATED AND GRABBED. AIRCRAFT RETURNED TO THE GATE WITH NO OTHER PROBLEMS. MAINTENANCE REMOVED AND REPLACED THE RIGHT INBD AND OTBD BRAKES. OPS CHECK WAS GOOD. AIRCRAFT RETURNED SERVICE.