Victoria Azarenka had to battle to book her place in the last four of the women's Singles as she edged past seventh seed Angelique Kerber from Germany on Court One at Wimbledon.
Andy Murray produced a dazzling display as he defeated Nicolas Almagro to move within one win of an Olympic medal in the men's Singles Tennis competition, while Novak Djokovic and Roger Federer also booked a spot in the last four.
Maria Sharapova gained revenge for her Wimbledon fourth-round exit as she defeated Germany's Sabine Lisicki in a tight tussle to reach the quarter-finals of the women's Tennis Singles.
Roger Federer saw one Olympic title slip away at Wimbledon today but remained on track for another as he moved into the quarter-finals of the men's Singles with victory over Denis Istomin.
More Olympic Tennis records have been broken in the men's Doubles clash between Marcelo Melo and Bruno Soares and Tomas Berdych and Radek Stepanek at Wimbledon.
Wimbledon champion Serena Williams cemented her status as the favourite for Olympic Singles gold with a 6-1 6-0 victory over Russia's Vera Zvonareva that put her in the quarter-finals.
Jo-Wilfried Tsonga played his way into the history books today as he defeated Canada's Milos Raonic in the longest three-set Tennis match in Olympic history, while Novak Djokovic also booked his place in the next round.
Novak Djokovic gave a notice of medal-winning intent with a stunning display to beat three-time Wimbledon finalist Andy Roddick 6-2 6-1 in the second round of the men's Singles.