Eight-time defending champion Rafael Nadal extended his Monte Carlo Masters winning streak to 44 matches by beating Philipp Kohlschreiber 6-2, 6-4 Thursday, while second-ranked Andy Murray was routed 6-1, 6-2 by Stanislas Wawrinka in the third round.
Juan Martin del Potro saved three match points Tuesday to get past Marcos Baghdatis 4-6, 6-4, 7-6 (4) and reach the second round of the Dubai Championships, while Michael Llodra upset eighth-ranked Jo-Wilfried Tsonga in straight sets.
Gilles Simon upset defending champion Juan Martin del Potro of Agentina 6-4, 6-3 Friday to set up an Open 13 semifinal against countryman Jo-Wilfried Tsonga, who saved five match points in a three-set victory against Australia's Bernard Tomic.
Sloane Stephens is miles ahead of where she was just last year, while Roger Federer invigorates us with his ability to hoard miles. But for Jo-Wilfried Tsonga, it's anyone's guess as to how far he can actually get to in a major.