Ohio Sen. Rob Portman (R), right, is among those talked about for a Romney cabinet. (Justin Sullivan/Getty Images)

Sizing up a potential Romney administration. The audition process has been underway for a while . . .

Why social media hasn’t helped the GOP attract younger, more diverse voters.

Are Pennsylvania, Michigan, and Minnesota really back in play?

Actor Edward Norton produced a short film backing President Obama, but, unlike many celeb endorsers, doesn’t appear on-screen.