Serena Williams aims to continue winning form

Serena Williams has said that she wants to continue her winning form after securing the 50th singles title of her career earlier.

The American defended her crown at the Madrid Open, beating Maria Sharapova 6-1 6-4 in the final this afternoon.

Speaking after the match, the 31-year-old said: "It feels good. I don't know how many more I can win. Who knows if I will ever win another title?

"I just want to live the dream. Hopefully I can keep it going. When you first start out everything is so exciting. Now I expect to win."

The win ensures that Williams will hold on to the top spot in the world rankings.