Second-seeded Maria Sharapova earned a straight-set victory in
Sunday's third round, while No. 3 seed Agnieszka Radwanska
survived her third-round tilt at the $5.186 million BNP Paribas
Open.  Sharapova, who titled here in 2006 and was last year's
Indian Wells runner-up, eased past Spaniard Carla Suarez
Navarro, 7-5, 6-3 on the hardcourts at Indian Wells Tennis
Garden.  Radwanska had a much tougher time against Sorana
Cirstea, but the third-seeded Pole bounced back from a first-set
misstep to down the 27th-seeded Romanian, 6-7 (3-7), 6-3, 6-4.
Former Wimbledon champion and fifth-seeded Petra Kvitova notched
a 6-2, 7-6 (7-5) victory over Ukrainian qualifier Lesia
Tsurenko, while sixth-seeded Italian Sara Errani rolled to a
6-3, 6-1 decision over Swede Johanna Larsson.  Ninth-seeded
Marion Bartoli also advanced to the fourth round after
delivering a 6-4, 6-3 triumph over two-time Grand Slam champion
Svetlana Kuznetsova.  Thirteenth-seeded Maria Kirilenko,
meanwhile, survived a scare from American qualifier Mal