Was the Space Shuttle Challenger explosion inevitable? with Adam Higginbotham

If you were alive at the time, you remember an o-ring caused the January 28, 1986 Space Shuttle Challenger explosion 73 seconds after take off. But was it that simple? Adam Higginbotham discusses his new book, Challenger: A True Story of Heroism and Disaster on the Edge of Space and see how much you really know about that day.