Venus Williams returns a shot to Belgium's Kirsten Flipkens during the first round of the 2013 U.S. Open tennis tournament, Monday, Aug. 26, 2013, in New York. Williams defeated Flipkens. (AP Photo/David Goldman)

Photo by: David Goldman

Venus Williams returns a shot to Belgium's Kirsten Flipkens during the first round of the 2013 U.S. Open tennis tournament, Monday, Aug. 26, 2013, in New York. Williams defeated Flipkens. (AP Photo/David Goldman)