The youngest Argentinian offers novel challenge to Federer

Roger Federer is in second round action against Argentinian Juan Martin del Potro on Court One. Federer will hope for a more challenging performance from his opponent so as to give him some practice as he leads an assault on the Wimbledon crown which it seems he is destined to win again in 2007
who is Juan Martin del Potro?
(born September 23, 1988) is a tennis player from Tandil, Argentina.

After ending 2005 ranked 1,077, Del Potro jumped over 900 positions, largely due to winning three Futures tournaments. As of June 2007, he is the youngest player in the ATP top 100 with a current career high ranking of 55.

On February 11th, 2007, Del Potro debuted playing for Argentina at the first round of the Davis Cup against Austria winning the 4th match and giving Argentina the third point and the classification for the quarterfinals.

Del Potro is 6'5'' (195 cm) tall. Unusual for an Argentine player, Del Potro's favorite surface is hardcourt, not clay.

Del Potro will be debuting in Wimbledon this year.