At age 12, Sydney Sullivan learned she had a serious liver disease that would ultimately lead to a liver transplant. That was the day she ate her last burger and fries and started doing CrossFit. A few years later, she won the World CrossFit Games and the title of the world’s fittest teen. But, her disease had progressed, and she knew it was time to find the right transplant center. What she didn’t know was that her brother Tommy would save her life.
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