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FILE - At left, in an Aug. 21, 2016, file photo, United States head coach Mike Krzyzewski shouts from the sidelines during the men's gold medal basketball game against Serbia at the 2016 Summer Olympics in Rio de Janeiro, Brazil. At center, in an Oct. 28, 2015, file photo, Duke NCAA college basketball coach Mike Krzyzewski answers a question during the Atlantic Coast Conference men's media day in Charlotte, N.C. And at right, in a Feb. 17, 2016, file photo, Duke head coach Mike Krzyzewski directs his team during the first half of an NCAA college basketball game against North Carolina in Chapel Hill, N.C.The winningest men's coach in Division I history is coming off a summer in which he had four surgeries and led the U.S. national team to a third Olympic gold medal. (AP Photo/File)

Team USA goes for Olympic gold

Kobe Bryant, LeBron James and the rest of the U.S. men's basketball team are eyeing Olympic gold.