The Indian duo of Mahesh Bhupathi and Rohan Bopanna will lock horns with America's top seeded Bryan brothers, Bob and Mike, in the title clash of the Rome Masters Tennis tournament today. In the Men's Doubles semi-finals yesterday, the sixth seeded Indian duo defeated the Mexican-American combination of Santiago Gonzalez and Scott Lipsky, 6-3, 7-6, to book a place in the finals. Meanwhile, World Number Two Roger Federer of Switzerland will clash with Spaniard Rafael Nadal for the Men's Singles title today. In the semis, while Federer beat Frenchman Benoit Paire, 7-6, 6-4, Nadal defeated Tomas Berdych of the Czech Republic, 6-2, 6-4.In the Women's Singles summit clash, World Number One American Serena Williams will take on Victoria Azarenka of Belarus today. In the last-4 stage, Serena beat Simona Halep of Romania, 6-3, 6-0, while Azarenka defeated Italy's Sara Errani, 6-0, 7-5.