As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT FL430 AFTER APPOX. 4 HOURS OF FLT TIME, THE COPILOT'S FRONT WINDSCREEN SHATTERED BUT DID NOT BREAK AWAY COMPLETELY. NO PRESSURIZATION WAS LOST. REPLACED CO-PILOT'S FRONT WINDSCREEN PANEL WITH A NEW PANEL PER F2000 MM 56-102. OPS CHECK WINDSHIELD HEAT GOOD LEAK CHECKED GOOD.