As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 5591 - RECEIVED RIGHT T/R REV UNLOCK MESSAGE. FOLLOWED QRH, AFTER EMERGENCY STOW, BUFFETING CONTINUED, SHUTDOWN RIGHT ENGINE. DECLARED EMERGENCY AND LANDED PHL WITHOUT INCIDENT. REPLACED RIGHT T/R STOW SWITCH. NO FURTHER DEFECTS.