NYT :: Sports

Murray Grinds Out Breakthrough Victory to Gain Semifinals

Murray, a 21-year-old from Scotland who is seeded sixth, upended Juan Martín del Potro, a 19-year-old challenger from Argentina, 7-6 (2), 7-6 (1), 4-6, 7-5.<br/><br/><span class="advertisement"> <a href="http://www.pheedo.com/click.phdo?x=9d31e63739f94ac9a3521c8cf5c5f216&u=http://www.nytimes.com/2008/09/04/sports/tennis/04day.html"><img src="http://www.pheedo.com/img.phdo?x=9d31e63739f94ac9a3521c8cf5c5f216&u=http://www.nytimes.com/2008/09/04/sports/tennis/04day.html" border="0"/></a> </span>