In what will certainly be viewed as grounds for future FAA enforcement action, the NTSB has released their factual report of the incidents surrounding a Saturday, August 14, 2010 in Brighton, CO accident between a Shpakow SA 750 bi-plane and an AJ Slick R/C 3D plane. You can read all the details, the AMA’s input and see some aviation commentary here:
Aero-News: NTSB Releases Factual Report On Biplane Collision With Large RC Aircraft