Usain Bolt
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Bolt's family 'on top of the world', says Aunt Lilly

10 August 2012 Last updated at 06:59 BST

While Usain Bolt was making history in London, his family were on tenterhooks back in Jamaica.

Speaking from there, Usain Bolt's Aunt Lilly told the BBC's Newsday she was "on top of the world" after watching her nephew become the first man to retain both the 100m and 200m Olympic sprint titles.