Novak Djokovic and Rafael Nadal will play an exhibition match at Real Madrid's football stadium, hoping for a crowd of 80,000 to watch tennis' top two players.
Top-seeded Francesca Schiavone was eliminated in the first round of the Barcelona Open on Tuesday, losing 6-4, 6-3 to qualifier Olga Govortsova of Belarus.
Two-time defending champion Caroline Wozniacki overcame Urszula Radwanska of Poland 7-6 (4), 6-2 on Tuesday to reach the second round of the e-Boks Open.
Defending champion Ryan Sweeting of the United States held off qualifier Ricardo Mello of Brazil 6-3, 7-6 (6) in a first-round match of the U.S. men's clay court championships on Tuesday night.
