As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIVERSION AT FL 370, FLIGHT CREW HEARD A LOUD POP AND HISSING SOUND FROM THE CAPTAIN'S AFT SIDE WINDOW. AIRCRAFT DESCENDED TO 14000 RA AND LANDED AT KMCI. REPLACED CAPTAIN'S FIXED WINDOW AS A PRECAUTIONARY MEASURE IAW AMM 56-11-12. PERFORMED OPS TEST OF ANTI-ICE AND DEFOGGING SYSTEM AND CHECKED GOOD IAW AMM 30-42-00-7/0001.