As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FORWARD LT LOWER TIE-ROD (FLYING WIRE) WIRE-PULL ATTACHMENT FAILED. THE AFT RT UPPER TIE-ROD (FLYING WIRE) WIRE-PULL ATTACHMENT FAILED. THE AIRCRAFT'S RIGIDITY TO ITS FLOATS BECAME EFFECTED, THE AIRCRAFT PIVOTED (ROLLED) TO THE LEFT. THE AIRCRAFT'S LT WING CONTACTED THE WATER RESULTING IN IT BECOMING SUBMERGED UPSIDE DOWN IN THE WATER.