Santorum: Our daughter ‘is doing great’

Karen Santorum, GOP candidate Rick Santorum’s wife, talks about their daughter Bella with CNN’s Piers Morgan.

Santorum: You can’t trust Romney

Rick Santorum said Mitt Romney is untrustworthy because of his support of government-run health care.

Rick Santorum stands by English comment

Rick Santorum defends saying that English needs to be a principal language in Puerto Rico to be eligible for statehood.

Newt Gingrich on his cheerfulness

GOP presidential candidate Newt Gingrich discusses why he described himself as “cheerful” in a CNN debate.

Santorum: Romney’s delegate math argument ‘sad’

Rick Santorum says he has momentum and doesn’t believe he’s mathematically out of the race for the GOP nomination.

Advisor on Santorum’s 2 Wins in MS and AL

Filling for Piers Morgan, Wolf Blitzer discusses Santorum’s two primary wins with Senior Campaign Advisor John Brabender

After Southern States vote: No end in sight for this race

CNN contributors talk about the impact of Rick Santorum’s Southern sweep.

Who is the delegate winner after AL and MS vote?

Rick Santorum wins the popular vote in Mississippi and Alabama. John King explains who will win the most delegates.

Santorum after southern states win: We did it again!

Rick Santorum thanks supporters after taking a key Southern victory in Alabama.

What Southern voters want for 2012 race

CNN’s John King looks at data from early exit polls in the South to see what issues are important to Southerners.