03.18.13 | 5:24 am
Prove It

The Supreme Court hold oral arguments this morning at 10 a.m. ET in the Arizona case on whether states can require voters to provide proof of citizenship. TPM’s Sahil Kapur will be there and previews the issues at stake, both legal and political.

03.18.13 | 5:22 am
All In

We’ll have more on this soon, but the big news of the morning is the RNC’s formal embrace of comprehensive immigration reform as a pillar of redefining the Republican Party post-2012.