Update: US Army selects Sikorsky-Boeing, Bell for FLRAA risk reduction
Bell setzt sich mit der V-280 beim FLRAA-Wettbewerb durch - Aerobuzz.de
Bell V-280 – Wikipedia
Aviation Giants Enter Final Stretch to Replace Black Hawk
Future Vertical Lift: The V-280 Valor and SB-1 Defiant Compete for Monumental Contract - WhiteFleet.net
Watch the Defiant helicopter exceed 100 knots
Bell V-280 und Sikorsky Boeing SB>1 bleiben im Rennen | FLUG REVUE
Bell's Valor, Sikorsky/Boeing Defiant advance in U.S. Army Future Assault Aircraft program - Vertical Mag
Sneak Peek: Der Blackhawk Nachfolger - SPARTANAT
Future Vertical Lift : SB-1 Defiant or V-280 Valor ? NEXT GEN Helicopter! - YouTube
Defiant X attack helicopter completes first mission profile test flights
Lockheed, Boeing, 'Up In Arms' Against US Army For Defying The Defiant X & Losing The Largest Helicopter Deal In 40 Years
Faried Pierkhan - SB-1 Defiant helicopter set for take-off The Sikorsky-Boeing SB-1 Defiant prototype, in competition with the Bell V-280 Valor to replace the U.S. Army's UH-60 Black Hawk and AH-64 Apache