As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
INFLIGHT DEN-DFW. LEFT GAUGE INDICATION SHOWED NO FUEL. EMERGENCY DECLARED LANDED AMA WITHOUT INCIDENT. FOUND CIRCUIT BREAKER POPPED, MAY HAVE BEEN TRANSFERRING FUEL FROM LEFT TO RIGHT TANK. REPLACED RIGHT FUELING VALVE. SYSTEM GROUND CHECK NORMAL OPERATION.