NBA commissioner David Stern, at podium, speaks during an announcement, Tuesday, May 22, 2012, in San Francisco, that the Golden State Warriors basketball team wants to build a new arena on the waterfront in San Francisco. The Warriors unveiled plans to build an arena at Piers 30-32. The waterfront site is just blocks from the San Francisco Giants' ballpark and the downtown financial district. The arena is expected to be completed by 2017. Photo: Eric Risberg, Associated Press
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