Andrea Petkovic, of Germany, reacts to Lucie Safarova, of the Czech Republic, during the Family Circle Cup tennis tournament in Charleston, S.C., Friday, April 4, 2014. (AP Photo/Mic Smith)
Lucie Safarova, of the Czech Republic, returns to Andrea Petkovic, of Germany, during the Family Circle Cup tennis tournament in Charleston, S.C., Friday, April 4, 2014. (AP Photo/Mic Smith)