As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER ARRIVA, THE PILOT NOTED DURING TAXI THAT THE RIGHT BRAKE WAS INOPERATIVE. MAINTENANCE TROUBLESHOT AND FOUND BRAKE FLUID LEAK AND DURING THE OPS CHECK OF THE BRAKES, FOUND A CRACK IN THE RT PARKING BRAKE LINE. REPLACED THE RT PARKING BRAKE LINE. LEAK CHECKS AND TAXI CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.