Input: Relationship: 'run for', Argument/Subject 1: 'barack obama', Argument/Subject 2: 'president'

Answer: He was campaigning for Barack Obama on behalf of the campaign in Philadelphia yesterday and today he 's going to be on the campus of Ohio State University and , so , we 'll have some of that for you coming up during this coming hour and Mary , even though Barack Obama is running for president of the United States , the campaign still comfortable referring to Bruce Springsteen as the boss .