BOISE, Idaho (AP) - John Isner will play top-ranked Novak Djokovic in the first match Friday of the Davis Cup quarterfinal between the United States and Serbia.
Sam Querrey, the top-ranked American at No. 20, will face Viktor Troicki in the second match, based on the draw announced Thursday in Boise, Idaho.
The top-ranked doubles team of Bob and Mike Bryan will take on Nenad Zimonjic and Ilija Bozoljac on Saturday.
In reverse singles on Sunday, Querrey and Djokovic will play the first match followed by Isner and Troicki.
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