Welcome to the Lunchtime Reader, where we assemble important stories to keep your eyes on.

Romney is campaigning now in eastern Iowa, where he did well in 2008. http://is.gd/Dr8LRd

Noteworthy: Romney did well in an area dominated by Catholics. (Dubuque is 75% Catholic). Just look at the map from 2008. http://is.gd/6vaE99

Rich Lowry says Santorum’s focus on families and the working class sets him apart from the GOP field. http://is.gd/hkpks0

I like Rick Perry for promoting federalism. But then why is he suing Virginia in federal court to get on the ballot? http://is.gd/lEKYWn

Rick Perry no longer supports abortion in the case of rape. He was convinced after talking with pro-life attorney Rebecca Kiessling, who was born after her birthmother was a victim of sexual assault. http://is.gd/aqBrsh

Former New Mexico Gov. Gary Johnson formally joins the Libertarian Party, ending his bid for the GOP presidential nomination and declares himself a candidate for the president under the Libertarian Party. We might make a difference on who wins New Mexico. http://is.gd/oumNsV

With the retirement of Sen. Ben Nelson, D-NE, the Democrats’ chances of retaining the Senate in 2012 get dimmer. But they’ll face an even harsher 2014. http://is.gd/5Svqqi