1 ranking from Rafael Nadal with a win on Saturday. (Source: AP) Federer can reclaim the No. 1 ranking from Rafael Nadal with a win on Saturday. (Source: AP)Roger Federer defeated Guido Pella 6-4, 6-4 on Friday to advance to the Stuttgart Open semifinals. 1 ranking from Rafael Nadal with a win on Saturday.

Source: Indian Express June 15, 2018 22:22 UTC