Roger Federer and Juan Martin del Potro will face off in a highly-anticipated U.S. Open quarterfinal match on Wednesday.
Federer, the favorite entering the tournament, reached the quarterfinal after beating Philipp Kohlschreiber in three sets on Monday. Del Potro made the quarterfinals in considerably more dramatic fashion: Down two sets to love and battling illness against Dominic Thiem, del Potro rallied to win the match in five sets, one of the most stunning U.S. Open comebacks in recent memory.
Federer and del Potro famously met in the 2009 U.S. Open final, where the Argentine upset Federer—who had won the last five U.