As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLIMBING THROUGH 23,000 FEET LEFT ENGINE SHUT DOWN AND FUEL COMPUTER LIGHTS CAME ON. ENGINE RESTART ATTEMPTED BUT WOULD NOT RESTART. AIRCRAFT MADE UNSCHEDULED LANDING SAFELY. MAINTENANCE EVALUATION REPORTED ELECTRONIC ENGINE CONTROL HAD FAILED. CONFIRMATION IN PROCESS.