As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GNDED. AIR INTERRUPT, EMER WAS DECLARED, LANDING UNEVENTFUL & ACFT WAS OVERWEIGHT. DURING CRUISE, FLIGHT CREW O2 PRESS GRADUALLY DECREASED. PRESS WAS AT 40 ON LANDING. ACCOMPLISHED AMM TASK 35-11-00-206-023 & FOUND A LOOSE LINE BEHIND OBSERVERS MASK STORAGE BOX. TIGHTENED LINE & ACCOMPLISHED AMM TASK 12-15-08-603-001 LEAK CHECK WITH NO LEAKS NOTED.