LYNCHBURG, Va. Senator Barack Obama has sharpened his stump speech, delivering a more populist message that further highlights his differences with Senator John McCain, particularly on the economy. Since he returned from vacation in Hawaii last...

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Barack Obama used a big American flag and a custom-built race car as backdrops here Wednesday, signaling his intention to challenge...
From NBC/NJ's Athena Jones MARTINSVILLE, Va. -- As Obama has focused on the economy almost exclusively on the campaign trail in recent days, he has begun to sound more and more like his former rival Hillary Clinton, co-opting her rhetoric on being...