Journalist Calum Marsh Details CrossFit's Rise and Fall in New Book
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Journalist Calum Marsh Details CrossFit's Rise and Fall in New Book

What's Happening? Journalist Calum Marsh has released a new book titled 'The Glass Box: The Shocking True Story Of How CrossFit Broke The Rules, Made Millions, And Changed Fitness Forever.' The book chronicles the evolution of CrossFit, a high-intensity fitness program developed by Greg Glassman in
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