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Video - American duo win beach volleyball
The US men's beach volleyball team cruised to victory to complete a double in the event after their female compatriots' took gold on Thursday.
Todd Rogers and Phil Dalhausser beat Brazil's Marcio Araujo and Fabio Magalhaes 23-21, 17-21, 15-4.
After edging a tight first set and dropping the second, the US pair took control to win easily in the third.
Brazil's silver completes a double of their own, after Ricardo Santos and Emanuel Rego earlier claimed bronze.
Former Olympic champions Santos and Rego easily defeated Georgia's Jorge Terceira and Renato Gomes, 21-15 21-10.
The US men's win comes a day after Kerri Walsh and Misty May-Treanor retained their women's beach volleyball crown with victory over China's Tian Jia and Wang Jie.