INDIAN WELLS, California, March 18, 2008 (AFP) - Results here on Tuesday in the WTA and ATP Masters Series hardcourt tennis tournament (x denotes seeded player):

David Nalbandian (Argentina x7) bt Radek Stepanek (Czech) 7-6 (7/1), 0-6, 7-6 (8/6)

Roger Federer (SUI x1) bt Nicolas Mahut (France) 6-1, 6-1

Ivan Ljubicic (Croatia) bt Tommy Robredo (Spain) 6-3, 6-4

Mardy Fish (USA) bt Nikolay Davydenko (Russia x4) 6-3, 6-2

Juan Carlos Ferrero (Spain) bt Mario Ancic (Croatia) 7-5, 4-6, 7-6 (9/7)

Lleyton Hewitt (Australia) bt Mikhail Youzhny (Russia) 7-5, 6-1

Daniela Hantuchova (Slovakia x5) bt Sania Mirza (India) 6-1, 7-6 (7/4)

Agnieszka Radwanska (POL) bt Ashley Harkleroad (USA) 4-6, 6-2, 6-4

Svetlana Kuznetsova (Russia x2) bt Caroline Wozniacki (DEN) 6-2, 6-3

Maria Sharapova (Russia x4) bt Alona Bondarenko (Ukraine) 6-2, 5-7, 6-4

Jelena Jankovic (Serbia x3) bt Anabel Medina Garrigues (Spain) 6-3, 6-3

Vera Zvonareva (Russia) bt Casey Dellacqua (Australia) 6-7 (5/7), 6-0, 6-4