As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: COMPLETE LOSS OF CREW OXYGEN AT CRUISE. EMERGENCY WAS DECLARED AND DESCENDED TO FL 250. CONFIRMED THAT REMAINING FUEL ON BOARD WAS SUFFICIENT TO CONTINUE TO DESTINATION. CREW OXYGEN BOTTLE REPLACED NO LEAKS NOTED.