Is Pawn Star's Rick Harrison Really That Smart?
How did the owners of a small family business suddenly find themselves as the stars of one of the biggest TV shows in the world? Rick Harrison, the no-nonesense star of "Pawn Stars," explains what makes his store -- and show -- so unique.
Do you believe alien bodies were recovered in Roswell? That Oswald acted alone in the Kennedy assassination? Was it just John Wilkes Booth who killed Lincoln? The History Channel's Brad Meltzer decodes some of our nation's biggest mysteries.