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Olympic athlete Lolo Jones talks about her new book and challenges in Tokyo

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Lolo Jones had many highs and lows as an Olympic bobsledder and hurdler. Now she joins TODAY with Hoda & Jenna to talk about her new book, “Over It.” She also talks about the challenges now facing athletes in Tokyo, saying “the toughest of the toughest” will win at the Games, and says she’s training to compete in bobsledding at the next Winter Games.