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WIMBLEDON, England (AP) - Andy Roddick and John Isner lost their opening doubles match at the Olympics on Saturday against Marcelo Melo and Bruno Soares of Brazil, 6-2, 6-4.

The other U.S. men's team, top-seeded Bob and Mike Bryan, edged Thomaz Bellucci and Andre Sa of Brazil, 7-6 (5), 6-7 (5), 6-3. The Bryans never lost serve.

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7/28/2012 2:04:40 PM (GMT -5:00)