OSHKOSH, Wis. (July 25, 2016) – Just one year after announcing it would bring a clean-sheet design single engine turboprop (SETP) to market, Textron Aviation Inc., a Textron Inc. (NYSE:TXT) company, today unveiled theCessna Denali. A mockup of the aircraft's cabin sits alongside a mockup of GE Aviation's all new advanced turboprop engine at Textron Aviation's chalet...