OSAKA — We already know Tyson Gay is the World's Fastest Man. So who's the fastest one-lap runner on the planet?
American Jeremy Wariner, seen here in his semifinal heat on Wednesday, took the gold in the 400 meters at
the world championships on Friday night at Osaka's Nagai Stadium. Wariner won in a time of 43.45 seconds.
AP PHOTO The United States' Jeremy Wariner answered that question at the 2007 IAAF World Athletics Championships on Friday night.
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