The win for Bolt brings him a step closer to his goal of winning a historic "triple-triple" combination; whilst South Africa's Wayde Van Niekerk smashes the 400m record.
The "embarrassing" emerald green water in the pools at the Rio aquatics centre that left some athletes with itchy eyes is the result of an unplanned dump of hydrogen peroxide into the water.
News of the incident first broke with Lochte's mother, Ileana telling US media that her son was held up at gunpoint.
American swimmer Michael Phelps confirmed that he will finally hang up his speedos after the 2016 Olympic Games in Rio.
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