Graham Nash, left, and musical partner David Crosby, rear, perform a free acoustic concert of protest songs at Occupy Wall Street's Zuccotti Park encampment in New York, Tuesday, Nov. 8, 2011. (AP ... more 
Graham Nash, left, and musical partner David Crosby, rear, perform a free acoustic concert of protest songs at Occupy Wall Street's Zuccotti Park encampment in New York, Tuesday, Nov. 8, 2011. (AP Photo/Kathy Willens) less 
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Associated Press | Photo By Kathy Willens
Tue, Nov 8, 2011 4:24 PM EST