As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE FLAMEOUT: CLIMBING THROUGH FLIGHT LEVEL 280 THE NUMBER 2 ENGINE FLAMED OUT. LOUD BANG AND THEN INSTANT ROLL BACK QRH PROCEDURES ACCOMPLISHED. DECLARED AN EMERGENY TO INCLUDE ROLLING THR TRUCKS. AND RETURNED TO KLAS // SIGNOFF// REMOVED AND REPLACED ENGINE IAW CE 680A AMM 71-00-30 NO DEFECTS NOTED