MEMPHIS — Lleyton Hewitt beat Marcos Baghdatis of Cyprus 1-6, 6-2, 6-0 to advance to the quarterfinals at the US National Indoor Tennis Championships Thursday. Hewitt will play American Michael Russell Friday. Ivo Karlovic of Croatia beat second-seeded Feliciano Lopez of Spain 7-6 (2), 6-4, serving up 19 aces and losing only six points off his serve. He will play American Jack Sock. Earlier, American qualifier Alex Kuznetsov upset eighth-seeded Mikhail Kukushkin of Kazakhstan 2-6, 6-3, 7-6 (1) to reach his first ATP quarterfinal. He will play fourth-seeded Lu Yen-hsun of Taiwan, who beat American qualifier Denis Kudla 3-6, 6-3, 6-3. Ferrer reaches quarters Two-time defending champion and top-seeded David Ferrer of Spain defeated Santiago Giraldo of Colombia 6-4, 7-6 (1) Thursday to reach the quarterfinals of the Copa Claro clay-court tournament. Fourth-seeded Nicolas Almagro also reached the quarterfinals, defeating fellow Spaniard Daniel Gimeno-Traver 1-6, 7-5, 6-4. Eighth-seeded Jeremy Chardy of France joined Almagro and Ferrer in the quarters, defeating Alexandr Dolgopolov of Ukraine 6-3, 3-6, 7-6 (3). Murray through to last 8 Andy Murray overcame bumps to reach the ABN Amro quarterfinals Thursday. Murray bested Austrian qualifier Dominic Thiem 6-4, 3-6, 6-3. Murray faces Marin Cilic in the quarterfinals after Cilic upset fifth-seed Jo-Wilfried Tsonga 6-4, 6-4. Latvian Ernests Gulbis beat eighth-seed Grigor Dimitrov of Bulgaria 6-4, 7-6 (3). Also, third-seeded Tomas Berdych beat Nicolas Mahut of France 6-4, 6-3 and will meet Wimbledon semifinalist Jerzy Janowicz Friday. But fourth-seeded Richard Gasquet was knocked out by Philipp Kohlschreiber 7-5, 7-5. Radwanska moves up Second-seeded Agnieszka Radwanska of Poland was leading 6-4, 0-1 when her opponent, qualifier Mirjana Lucic-Baroni of Croatia, retired with a lower back injury at the Qatar Open third round Thursday.. Third-seeded Petra Kvitova was stretched to three sets before closing the door 7-6 (2), 5-7, 6-2 on fellow Czech Lucie Safarova. In Friday's quarterfinals, Cetkovska plays Angelique Kerber, Radwanska takes on Yanina Wickmayer, Kvitova faces Jelena Jankovic, and Sara Errani faces Simona Halep.— Agencies
