Katherine Switzer was the first woman to officially run a marathon, signing up when marathons were still “men only.”

When the race director attempted to push her from the marathon at mile four, photos of "the push" were published to newspapers all over Boston. While many have seen the picture, we wanted to take a deeper look. Using a Phantom 4K Flex camera attached to a high speed robotic arm we were able to slow down one of the most important moments in sports history