CHARLESTON – World number one Serena Williams bounced back from a set down to defeat former top ranked Jelena Jankovic of Serbia 3-6 6-0 6-2 and win her third Family Circle Cup title on Sunday.The triumph was American Williams’ 49th in WTA play. Only nine players have won 50 or more WTA titles.After dropping the first set in 45 minutes, Williams cruised through the next two, winning 12 of the final 14 games for her second consecutive title on the clay at Charleston, South Carolina. She also won in 2008.Williams stepped up her play after a testy exchange in the first game of the second set.The American held up her racquet as Jankovic served, signaling she felt Jankovic served before she was ready."How long do I have to wait?” the Serb asked the chair umpire. "Until I’m ready,” Williams replied. Williams won the next eight points.