Serena Williams of the U.S. wins her seventh Sony Open title in Miami . The American will face Maria Sharapova for a record eighth time at Roland Garros on Sunday. Li Na in straight sets , 75 61 . Williams had to save a set point in the opener before cruising in the second . Rafael Nadal plays Novak Djokovic in the men 's final on Sunday .
Serena Williams of the U.S. wins her seventh Sony Open title in Miami . The world No . 1 beats China 's world No . 2 Li Na in straight sets , 75 61 . Williams had to save a set point in the opener before cruising in the second . Rafael Nadal plays Novak Djokovic in the men 's final on Sunday .