Rio de Janeiro, Brazil: Top-seeded Rafael Nadal reached the semifinals of the Rio Open, showing no problems with a sore back in defeating Joao Sousa of Portugal 6-1, 6-0 on Friday.
No. 1-ranked Nadal, in his first tournament since losing the Australian Open final, played his best match in Brazil and will face fellow Spaniard Pablo Andujar in the semifinals. Andjuar ripped through Tommy Robredo of Spain 6-1, 6-1.
In the other semifinal, second-seeded David Ferrer will meet unseeded Alexandr Dolgopolov. Ferrer defeated Thomaz Bellucci of Brazil 4-6, 6-3, 6-3 and Dolgopolov of Ukraine advanced against third-seeded Fabio Fognini 6-1, 6-1.