Santorum, in call with reporters, declines to endorse Romney - @chicagotribune

Republican Rep. Darrell Issa says IRS targeting conservative groups is 'unconscionable'; House committee to follow up on report - @TPM

Senate Republican Leader Mitch McConnell calls for 'government-wide review' following IRS saying they targeted conservative groups during election - statement via @NBCNews

IRS apologizes for inappropriately targeting conservative political groups in 2012 election - @AP

Conan at White House dinner speaking of Mitt Romney: 'As a comedian, I was pulling for the rich guy whose horse danced in the Olympics' - @NBCNews

Former Mass. Gov. Mitt Romney in attendance for today's interfaith service in Boston - @WCVB

Rick Santorum cancels trip to Iowa, hospitalized for gastro-intestinal illness and dehydration - @politico

Felony counts dismissed against man accused of trashing voter registrations forms in Virginia - @NBC29

Rick Santorum, Patriot Voices PAC endorse Republican Curtis Bostic in South Carolina congressional race - @WCBD

Report: Mitt Romney invites donors to 4-day summit for $5,000 - email obtained by @Politico

RNC Chair Reince Priebus on 2012 loss: 'There's no one reason we lost. Our message was weak, our ground game was insufficient' - @stevebruskCNN

Santorum, in call with reporters, declines to endorse Romney - @chicagotribune

Breaking News

Senate Republican Leader Mitch McConnell calls for 'government-wide review' following IRS saying they targeted conservative groups during election - statement via @NBCNews

Conan at White House dinner speaking of Mitt Romney: 'As a comedian, I was pulling for the rich guy whose horse danced in the Olympics' - @NBCNews

Felony counts dismissed against man accused of trashing voter registrations forms in Virginia - @NBC29

RNC Chair Reince Priebus on 2012 loss: 'There's no one reason we lost. Our message was weak, our ground game was insufficient' - @stevebruskCNN