Jared Isaacman, the billionaire fighter jet pilot-turned SpaceX astronaut, has shared a photo of himself during his unusual "commute into DC" — which involved a Cessna CJ4 private jet. The entrepreneur, who is estimated to be worth $1.9 billion, was tapped late last year by president Donald Trump to lead NASA, and he's chosen to head into the nation's capital in style to "meet with Senators this week." That's likely in anticipation of being sworn in, a decision that has seemingly been delayed by several months now. In his absence, NASA's acting administrator Janet Petro has been cracking the whip, […]