Rafael Nadal of Spain returns a ball to Frederico Gil of Portugal during their match at the Barcelona Open tennis tournament April 22, 2009.[Xinhua/Reuters]
![Rafael Nadal of Spain returns a ball to Frederico Gil of Portugal during their match at the Barcelona Open tennis tournament April 22, 2009.[Xinhua/Reuters]](http://images.china.cn/attachement/jpg/site1007/20090423/000bcdb95f1d0b5a0d561c.jpg "Rafael Nadal of Spain returns a ball to Frederico Gil of Portugal during their match at the Barcelona Open tennis tournament April 22, 2009.[Xinhua/Reuters]")