As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NUMBER 1 ENG ROLL BACK TO FLIGHT IDLE AT CRUISE FL320. UNABLE TO GET ENG TO RESPOND. SHUTDOWN ENG. DESENDED TO FL260 UNSUCCESSFUL ATTEMPT TO RESTART ENG. EMER DECLARED, DIVERTED. TROUBLESHOOTING REVEALED FAILED HMU, REPLACED HMU IAW LP960754.