The Sikorsky-Boeing SB-1 Defiant, which represents a new generation of helicopters, aims to replace the iconic UH-60 Black Hawk and Apache copters currently in service with the US Air Force, reported sputniknews.com
#SB1DefiantHelicopters #NewGenerationHelicopters #USAF #USMilitary #MilitaryUpdate #MilitaryNews #DefenseUpdate #TechnologyMilitary
![](https://i.ytimg.com/vi/oxpTg_Lwpog/maxresdefault.jpg)