Small Size, Big Impact: Best short guys in NFL history

Marvel Studios' Ant-Man hits theaters this week, but the film's lead superhero isn't the only one who can pack a big punch at a small size. Although football is often considered a sport reserved for larger-than-life athletes, even the smallest of players can have a big impact. In anticipation of the film's upcoming release, we take a look at some of the greatest undersized players in NFL history.