Top-seeded Rafael Nadal and two-time defending champion Nicolas Almagro each logged a second-round victory Thursday to advance at the Brazil Open.
Fourth-seeded Jeremy Chardy of France fell in an upset to Argentine lucky loser Martin Alund Wednesday in second-round play at the Brazil Open.
Rajeev Ram defeated eighth-seeded Brian Baker in opening-day play Monday of the Farmers Classic tennis tournament in Los Angeles.
Marcos Baghdatis collected an upset win Monday in first-round play at the Malaysian Open tennis tournament.
Andy Roddick sent the United States into the Davis Cup quarterfinals Sunday with a come-from-behind victory over Paul Capdeville of Chile.
Paul Capdeville posted a five-set win Friday that pulled Chile into a 1-1 tie with the United States in a first-round Davis Cup series.
The doubles team of Jonathan Erlich and Andy Ram notched a clutch win Sunday to keep Israel alive against Chile in first-round Davis Cup play.
Second-seeded Andy Murray faltered Friday before beating unseeded Paul Capdeville in a second-round men's match at the U.S. Open in New York.
Former champion Croatia advanced to the 2009 Davis Cup quarterfinals Saturday by building an insurmountable 3-0 lead over Chile at Porec, Croatia.
Marin Cilic piled up seven served breaks in a straight-set rout that gave Croatia a 2-0 lead in its best-of-five, first-round Davis Cup series against Chile.