What was found
AT 15,000 FEET WE HEARD A VERY LOUD WHISTLING SOUND COMING FROM THE CABIN. WE NOTICED THE CABIN ALTITEDE INCREASING MORE RAPIDLY . WE DECLARED AN EMERGENCY AND PERFORM A NORMAL LANDING IN MIA "TRANSFERRED TO NRWC 607-MIA-02391" FOUND SEVERAL LEAKS AND REPAIRED PER AMM. PERFORM REPAIRS TO BOTH DOORS IAW AMM 52-00-04 OPS AND LEAK CHECK GOOD. PERFORM PRESSURE LEAK DOWN TEST IAW AMM 21-31-00-700-808-A OPS CHECK GOOD, NO NOISE OR WHISTLING NOTED