Although she's just 4 feet, 11 inches tall, Gabby Douglas made a larger-than-life impact on the 2012 Olympic Games in London. Gabby dominated the gymnastics all-around competition with her flawless execution and amazingly high flips, winning gold by a landslide. In early 2012, this pint-sized powerhouse was ready to quit gymnastics for good, but she kept going. Competing at the Olympics at just sixteen years old, she became...