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Usain Bolt has made history at the Rio Olympics, so how does he do it? One man who has known Usain Bolt for most of his professional career is Norman Peart. He's been his business manager since he was in high school. He's been telling Newsday's Alan Kasujja what the Olympian is like. (Photo: Usain Bolt in London in 2016. Credit: JUSTIN TALLIS/AFP/Getty Images)