DAYTONA BEACH, Fla., Aug. 20 (UPI) -- Samantha Stosur, 2011 U.S. open champion, lost a spot in the rankings one week before heading out to defend her title.
Stosur topped Serena Williams in straight sets last year in winning her first Grand Slam title. She is ranked No. 7 as the . Open goes through the seeding and draw processes before beginning next Monday.