Updated On: 09 September, 2016 08:28 AM IST | | IANS
<p>Fifth-seeded Stan Wawrinka reached the US Open semi-finals for the third time with a 7-6(5), 4-6, 6-3, 6-2 victory over 2009 champion Juan Martin del Potro</p>

Juan del Potro
New York: Fifth-seeded Stan Wawrinka reached the US Open semi-finals for the third time with a 7-6(5), 4-6, 6-3, 6-2 victory over 2009 champion Juan Martin del Potro.

Juan Martin del Potro