Top-seed Petrova ousted in Memphis first round

Italian qualifier Camila Giorgi sent top-seeded Russian Nadia Petrova packing in the first round at the $220,000 Memphis International tennis event.

Giorgi ousted the former world No. 3 Petrova in straight sets 6-4, 6-2 on the indoor hardcourts at The Racquet Club of Memphis.

In other action involving seeds, No. 3 Lucie Hradecka of the Czech Republic routed Georgian Anna Tatishvili 6-3, 6-1; No. 4 Marian Erakovic of New Zealand overcame American Sloane Stephens 4-6, 6-0, 6-1 and Dutchwoman Michaella Krajicek upended No. 6 Brit Elena Baltacha 6-2, 6-1.

Additional Day-2 wins came for Swede Sofia Arvidsson, American Varvara Lepchenko, Ukrainian Lesia Tsurenko and Russian Vera Dushevina. Arvidsson, who bested Brit Heather Watson 6-2, 6-3 on Monday, titled here in 2006 and was the runner-up two years ago.

Slovakian Magdalena Rybarikova beat Canadian Rebecca Marino in last year's Memphis finale.

The 2012 winner here will collect $37,000.