Serena Williams reached the last round of the Masters 1000 of Miami. The American dominated in two sets the Chinese Li Na.

After winning the first set 6/3, the World No. 1 had to fight to win also the second set 7/6. Serena is qualified (6/3, 7/6) after 1h 50 min.

Standing also on the penultimate step of her objective, the seeded n°4, Agnieszka Radwanska. The Polish defending champion got her ticket for the semifinals in 3 rounds at the expense of the Belgian Fristen Flipkens 4/6, 6/4, 6/2.