As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING LANDING AT BNA, PILOT HEARD A 'POP' AS THE NOSE WHEEL TOUCHED DOWN. THE NOSE GEAR THEN COLLAPSED. THE NOSE GEAR AFT DRAG BRACE BROKE WHERE THE NOSE GEAR RETRACT ROD ATTACHES. BOTH OF THE TANGS THAT THE RETRACT ROD END FITS BETWEEN BROKE ALLOWING THE NOSE GEAR TO FOLD.