McAuliffe was 37 when she was killed, one of the seven crew members aboard the Challenger when the space shuttle broke apart on live TV on Jan. 28, 1986.
Anyone with even a cursory knowledge of the 1986 explosion of the space shuttle Challenger knows it was a national tragedy. But dig a little deeper, and it's even more heartbreaking.
Nelson flew aboard space shuttle Columbia in 1986 – on the flight right before the Challenger disaster — while a congressman. Isaacman said he was honored to be nominated and would be ...