Serbia’s Nenad Zimonjic and Poland’s Marcin Matkowski qualified for the doubles semifinals at the Queens Club in London late Thursday, by defeating the U.S. duo of Sam Querrey and John Isner 6-3, 3-6, 10-7.
Second seeds Zimonjic and Matkowski will next meet Daniel Nestor of Canada and Leander Paes of India.
The Canadian-Indian duo previously beat Spain’s Rafael Nadal and Marc Lopez 7-6 (7-3), 6-4.
