As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AIRCRAFT AIR INTERRUPTED BACK TO DFW ON ACCOUNT OF NUMBER 6 TIRE PRESSURE LOW. MESSAGE INDICATES 1 PSI. EMERGENCY WAS DECLARED AIRCRAFT DUMPED FUEL AT FLIGHT LEVEL 330 - 300 O90/80 NM. REPLACED NUMBER 6 MAIN WHEEL AND TIRE ASSEMBLY PER AMM 32-45-01.