As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FUEL VENTED OUT OF RT VENT BOX ON ACTIVE RUNWAY, FUEL MIGRATING FROM OTHER TANK CAUSING THE NR 3 TANK TO OVERFILL. FOUND CRACK LINES MFG (P/N 65-22731-2 AND 65-16710-52) REF IPC 28-30-0-16 ITEMS 120 AND 140. BOTH LINES SENT TO SHOP FOR REPAIRS.