Usain Bolt's final gold medal at the Bird's Nest came gift-wrapped.
With a red-white-and-blue bow, too.
The World's Fastest Man made it 3 for 3 in Beijing again, leading the Jamaicans to a runaway win Saturday in the 400-meter relay that came easy thanks to an American team that still hasn't figured out how to get the baton around the track.
Tyson Gay's handoff to anchor Mike Rodgers came outside the passing zone, and the Americans were disqualified. It turned Bolt's anchor leg into a pick-your-time free-run to the finish. He went hard the whole way, grimacing and dipping his head at the line, to finish Jamaica's lap in 37.36 seconds. That was .52 off the country's world...