As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING, NOSE WHEEL FORK PARTIALLY SEPARATED FROM THE NLG LEG, ALLOWING THE NOSE WHEEL ASSY TO FOLD BACK 90 DEGREES, FLIPPING THE ACFT ON ITS TOP. INVESTIGATION FOUND THAT TWO OF THE FOUR MOUNTING BOLTS FOR THE FORK SHEARED WHEN THE WHEEL MADE CONTACT WITH THE GROUND.