Sikorsky Aircraft, a subsidiary of United Technologies Corp., Oct. 2 unveiled the first of two S-97 Raidera helicopter prototypes, signaling the start of activities in the program's test flight phase and a major step toward demonstrating the new - and first - armed reconnaissance rotorcraft featuring X2a Technology designed for military missions. "Today, Sikorsky unveiled the next generation of military rotorcraft, with capabilities and performance never seen before in our industry," said Sikorsky President Mick Maurer.