In Wimbledon Tennis Championship in London, six time champion Roger Federer will meet World Number one Novak Djokovic for the first time in the Men's Singles semifinals of the tournament today. The third seeded Swiss star and the Serbian acer have met 26 times in the past where Federer has a 14-12 edge against the top-ranked Djokovic. In the second semi finals of Men's Singles today, the fifth seeded French player Jo-Wilfried Tsonga will take on 4th seeded Andy Murray of Britain.Agnieszka Radwanska will face Serena Williams in the women's singles final tomorrow.In the mixed doubles event, Indo- Russian pair of Leander Paes and Elena Vesnina defeated Max Mirnyi and Victoria Azarenka of Belarus 7-6, 6-3 to reach the quarter-final. They now face Aussie-Russian pair of Paul Hanley and Alla Kudryavtseva in the quarter-final.