In 1986, seven astronauts were killed when their space shuttle tragically exploded shortly after liftoff. On board was a high school teacher who had won the chance to be the first regular human to fly into space. And it turns out the entire disaster could have been avoided if it weren't for middle managers who wanted to make a deadline. In this week's episode we're telling you about the early days of the shuttle program, the decision to launch this ill-fated shuttle, the tragic outcome, and the investigation that followed. Grab a drink and settle in for this episode of Hundred Proof History titled The Challenger Disaster: Fire in the Sky!