Madrid Open - World no. 1 and 2 in to the quarters

The match played at Madrid. Federer returning the shot at the men's singles 3rd round. (Xinhua)

An easy walkover for Nadal the world no. 1 and a match won by Federer world no. 2. Both have entered into the quarter-finals and perhaps they might meet each other along the way. If they meet, it is going to be another contending match. Can the former world no. 1 beat the current world no. 1? Let's see how that goes in the next few matches.