What was found
(CAN) IN CRUISE AT 11,000 FEET, THE CREW NOTED AIR ENTERING THE CABIN THROUGH THE EMERGENCY EXIT. THE BOTTOM CORNER OF THE EXIT WAS NOTED TO BE EXTENDED OUTWARD BY APPROXIMATELY 1/4 OF AN INCH. SPEED OF THE AIRCRAFT WAS REDUCED BUT THE EMERGENCY EXIT DEPARTED THE AIRCRAFT PRIOR TO LANDING. THE AIRCRAFT LANDED WITHOUT FURTHER INCIDENT. THE EMERGENCY EXIT HAD PREVIOUSLY BEEN RESEALED DUE TO A WATER LEAK SNAG AT THE FRONT EDGE.