Men's 100m Final Olympics 2016: Prediction, Betting Odds As Usain Bolt Takes On Justin Gatlin For Gold In Rio

Justin Gatlin set the fastest time, but there was an ominous effortlessness about the way a “sluggish” Usain Bolt progressed through the first round of the men's 100 meters at the Rio Olympics on Saturday. Bolt made his first appearance on the track at the Olympic Stadium as he seeks to become the first man to win three successive Olympic 100m crowns as part of a unique “triple triple” along with the 200m and 4x100m relay.