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Alan Nunnelee (R-Miss.)

Ex-Rep. Travis Childers (D) considering run for Mississippi Senate seat

(Thomas Wells / AP)

Childers would likely need some help in the form of a flawed GOP nominee.

32 House Republicans call for Sebelius’s resignation

Most of the signatories come from the tea party/cast-iron conservative wing of the party.

Article

Rick Santorum wins Alabama, Mississippi primaries

(Keith Necaise / REUTERS)

The Santorum campaign gets a major momentum boost.

2012 is definitely an anti-incumbent year

THE FIX | No incumbents lost Tuesday, but even their wins suggest they face an environment even tougher than they did in 2010.

More than 100 lawmakers ask Obama to seek congressional approval on Syria strikes

List of lawmakers includes dozens of Republicans and several Democrats.

House incumbents face another test in Tuesday’s primary

Is 2012 another anti-incumbent year?

Nearly 70 percent of House Republican freshmen vote for spending-cut deal

Their support is an indication that the new class of conservatives is willing to back the House speaker.