Military helicopter maker Sikorsky has sent an appeal to the Government Accountability Office (GAO) to protest the award of the contract to build the new aircraft in the Future Long-Range Assault Aircraft (FLRAA) program. The tender, worth 1.3 billion dollars, was won by the Bell-Textron company with the V-280 Valor tiltrotor (aircraft-helicopter)."A thorough review of information and feedback provided...