What was found
CABIN CREW REPORTED A PRESSURE LEAK TYPE SQUEAL COMING FROM THE AFT EMERGENCY ESCAPE HATCH. WHEN FLIGHT CREW REDUCED THRUST THE CABIN ALTITUDE CLIMBED UNCONTROLLABLY. THE PILOT PERFORMED A RAPID DESCENT TO A LOWER ALTITUDE AND CONTINUED TO SCHEDULED DESTINATION. THE PASSENGER OXYGEN MASKS DID NOT DEPLOY. THE LANDING AT VPS WAS WITHOUT FURTHER INCIDENT. MAINTENANCE RESEATED THE AFT TAIL COMPARTMENT PLUG DOOR AND PRESSURE CHECKED THE AIRCRAFT. THEY ALSO DID PERFORM BITE ON THE PRESSURE CONTROLLERS. ALL CHECKS WERE GOOD AND THE AIRCRAFT HAS RETURNED TO SERVICE.