Serena Williams celebrated in style after becoming the second woman to achieve the Golden Slam after demolishing Maria Sharapova 6-0, 6-1 on Saturday, and Michael Phelps picked up his 22nd medal, running up the score as the most decorated Olympian in history. And that's just the first half of the weekend

The men's 100m heads into the semi-finals and finals, the Williams Sisters compete for another gold medal in the doubles, and Roger Federer and Andy Murray head into their much awaited Wimbledon rematch. Sunday is going to be packed with intrigue, here are the 5 Best Olympic Events to Watch Today.