 It has to do it because of threats from China and Russia. This is the first significant update in more than 60 years to the ground portion of the nuclear triad. It's designed to replace the Minuteman III intercontinental ballistic missile. I'm J.J. Green. Air combat is not what it once was. America must act now to secure its advantage in the skies. To do that, it needs a highly capable force multiplier that won't risk pilots' lives. The answer is collaborative combat aircraft.