If you're anything like us, you've been counting down the days until the London Olympics (less than 35 days away!) when we'll be able to watch the world's best athletes cycle, dive, run, and tumble their hearts out. With that in mind, it's amazing to think that just 40 years ago, women were the minority in sports, that is until 1972 when Title IX—the law that equalized sports for women—was passed. To celebrate that milestone, Nike created a short film, showcasing four legendary Olympians— Joan Benoit Samuelson, Lisa Leslie, Marlen Esparza, and Diana Taurasi. Let the games begin!