The president's re-election campaign manager has alienated grassroots constituencies.

Rick Santorum, via my colleagues Juana Summers and Jonathan Martin, pushed back on questions about what the latest news about incomplete delegate slates he filed in Ohio says about his organization, a point that Mitt Romney's campaign has pressed throughou t the day: "As you know, this was back in November and December, things were a little...

Republican presidential candidate Ron Paul has turned on Mitt Romney, launching a massive ad campaign that pegs the Bain Capital co-founder as a flip flopper in Washington and Idaho, which go to the polls on Saturday and Tuesday, respectively.

CHILLICOTHE, Ohio For Mitt Romney and Rick Santorum, the battle for Ohio is being waged here, in the land of the undecideds. The center of that universe in the Buckeye State is Chillicothe, a small town in central Ohio with a famously independent elector ate that has picked a presidential winner all but four times in the past century. A potpourri...

Nancy Brinker billed her charity for $133,507 in unclear expenses, Abigail Pesta and Aram Roston report.

Mitt Romney said aggressive Florida campaign has served me well. By Lois Romano

Campaigning Sunday in Florida, Mitt Romney blamed Fannie Mae and Freddie Mac for the states dismal state of home foreclosure.

The candidate spent Friday ridiculing Gingrich and reveling in his own debate success, Lois Romano writes.

Ron Paul, well known as a physician, congressman and libertarian , has also been a businessman who pursued a marketing strategy that included publishing provocative, racially charged newsletters to make money and spread his ideas, according to three people with direct knowledge of Pauls businesses. Read full article }}

Gingrich proposes everything from new interstate highways to a colony on the moon. By Lois Romano.