Serbia's Ilia Bozoljac, left, hugs his doubles partner Nenad Zimonjic after they defeated United States' Mike and Bob Bryan in the Davis Cup quarterfinal doubles match Saturday, April 6, 2013, in Boise, Idaho. The Serbians won 7-6 (5), 7-6 (1), 5-7, 4-6, 15-13. (AP Photo/Idaho Press-Tribune, Adam Eschbach), APTOPIX