Is Usain Bolt tainted by association following athletics doping scandal?
By Eurosport | World of Sport – Mon, Jul 15, 2013 08:42 BST
Nine men in history have run the 100m in less than 9.8 seconds.
The first, 25 years ago this summer, was Ben Johnson, running 9.79 to win the 1988 Olympic final in Seoul.
We know ...