Democratic presidential candidate U.S. Senator Barack Obama greets supporters at a canvassing kick-off event in Manchester

 
Democratic presidential candidate U.S. Senator Barack Obama greets supporters at a canvassing kick-off event in Manchester
Democratic presidential candidate U.S. Senator Barack Obama greets supporters at a canvassing kick-off event in Manchester, New Hampshire, May 19, 2007. REUTERS/Brian Snyder (UNITED STATES)