Andrea Petkovic, the No. 10 seed at the U.S. Open and a rising star on the WTA, talks to WSJ.com about her unorthodox journey on the tour, the origins of the "Petko Dance" and more.
There's been the Twist, the Moonwalk and the Macarena. Andrea Petkovic will be looking to show off some of her new dance moves next week at the New Haven Open. Main draw play begins Sunday at the ...