As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB AROUND FL290 LOUD POPPING SOUND WAS HEARD AND RH WINDSHIELD WAS OBSERVED TO BE CRACKED. CREW ANALYZED SITUATION, STOPPED CLIMB, FOLLOWED THE QRH AND DIVERTED BACK TO AIRPORT. UPON LANDING OUTER PLY OF WINDSHIELD WAS FOUND TO BE SHATTERED. NO OTHER DAMAGE NOTED AND NO INJURIES.