President Obama is receiving influx of campaign money from undisclosed donors . `` You do n't know : Julian Zelizer says Obama campaigned in vain for finance reform . Once in office , president left the campaign to focus on other things , Zelizer says . Obama chose to live within the system rather than reform it , he says .
President Obama is receiving influx of campaign money from undisclosed donors . Julian Zelizer says Obama campaigned in vain for finance reform . Once in office , president left the campaign to focus on other things , Zelizer says . Obama chose to live within the system rather than reform it , he says .