The libertarian congressman doesn't want his supporters to stop crusading for liberty, but he needs them to recognize the fight for the nomination is over.
Much of the public is persuadable, but the way politicians frame the issue will be crucial to how voters respond.
The president has taken a stand that could hurt him electorally, but his opponent's views on the issue are also out of step with voters.
The Indiana Republican's defeat at the hands of conservative activists isn't the start of another anti-establishment wave -- it's the exception to this year's rule.
Primary elections in four states drive a Republican senator from office, nominate a Democrat to take on Wisconsin's governor, and put Romney closer to the nomination.
A titan of the Senate faces defeat, a gay-marriage ban looks set to pass, and Democrats nominate a candidate for the recall of Scott Walker.
Half of Americans favor making gay marriage legal -- the latest step in a long-term trend toward that position -- but public opinion remains in transition.
Republican George Allen thinks he can win by casting his opponent, Tim Kaine, as the president's best friend. But Kaine thinks that's how he'll win, too.
Obama's turnout operation turned reliably red Virginia blue in 2008 and has a massive head start this year. But the GOP won't be taken by surprise again.
More than just mobilizing the youth vote itself, the president's college tour symbolically associates him with an idealistic vision of the future.
Romney has sewn up the Republican nomination, but he still isn't fully embraced by his former rivals -- or the conservative base.
Richard Grenell, whose hiring was hailed as progress for gays in Republican Party politics, has resigned from the Romney campaign after an anti-gay backlash.
A new poll finds both parties have the potential to make inroads with this fast-growing bloc -- but neither is doing enough to engage them.
The president's campaign isn't just hammering home his foreign-policy strength -- it's seeking to undercut his rival's number-one selling point.
The president says his rival wants to take America "back to the future" -- and Romney doesn't necessarily disagree.
Given the way Gingrich wore out his welcome, Romney could easily leave him out in the cold. But he owes his rival for one big favor.
The presumptive nominee gets victories in Pennsylvania and four other states, including Delaware -- a state Newt Gingrich had called a must-win.
The hiring of Richard Grenell by Romney signals a shift in the GOP's openness to gays and gives the party its first out presidential campaign spokesman.
In swing states like this one across the country, Republican candidates are squabbling while Democratic senators rejoice over the lack of strong challengers.
Before he gets behind his erstwhile opponent, the former Pennsylvania senator wants respect to be paid -- and needs time to heal.