Rick Santorum

Florida Senator Marco Rubio celebrates his 2010 election win with his mother Oria.

Immigrant bashers among the 6 sons of immigrants running for president

Donald Trump and Bobby Jindal appear to be running away from their parents' immigrant roots. However, Marco Rubio's mom once told him: "They’re human beings just like us, and they came for the same reasons we came."

Immigrant bashers among the 6 sons of immigrants running for president

Essay: The Roots of Opposition to the U.N. Disability Convention

Essay: The Roots of Opposition to the U.N. Disability Convention

Opposing the U.N. Convention on the Rights of Persons with Disabilities

Opposing the U.N. Convention on the Rights of Persons with Disabilities

Follow Friday: George Zimmerman's Facing Charges, Santorum Exits the Race, Ann Romney Defends Motherhood and More

Follow Friday: George Zimmerman's Facing Charges, Santorum Exits the Race, Ann Romney Defends Motherhood and More

Santorum Suspends Campaign

Santorum Suspends Campaign

Mitt Romney Minus Rick Santorum

Mitt Romney Minus Rick Santorum

President Obama Minus Rick Santorum

President Obama Minus Rick Santorum

Mitt Romney Sweeps Wisconsin, Maryland and District of Columbia

Mitt Romney Sweeps Wisconsin, Maryland and District of Columbia

Mitt Romney wins big on Tuesday night

Mitt Romney needed convincing victories Tuesday to cement his status as the front-runner — and he got them. With big wins in Maryland and Washington, D.C., and a big enough victory in Wisconsin, the other Republicans still in the race will have a hard time convincing voters and donors they remain relevant.

Mitt Romney wins big on Tuesday night

What Happens if Mitt Romney Loses Wisconsin?

What Happens if Mitt Romney Loses Wisconsin?

Top of the Hour: 95 Delegates at Stake Today with Primaries in Wisconsin, Maryland, and Washington, DC; Morning Headlines

Top of the Hour: 95 Delegates at Stake Today with Primaries in Wisconsin, Maryland, and Washington, DC; Morning Headlines

Wisconsin focuses on Scott Walker recall election

Wisconsin officials ordered a recall election for Gov. Scott Walker on Friday. Despite the presidential primary occurring tomorrow, numbers show a greater focus on June's recall election.

Wisconsin focuses on Scott Walker recall election

Romney picks up major endorsement from Florida's Sen. Marco Rubio

Marco Rubio, the popular, first-term U.S. Senator from Florida, endorsed Mitt Romney for president in an appearance on a Fox News TV program Wednesday night. It's just the latest endorsement as Romney's candidacy begins to take on an air of invincibility — at least among the Republican candidates.

Romney picks up major endorsement from Florida's Sen. Marco Rubio

The Economics of Health Care Reform

The Economics of Health Care Reform

Rick Santorum Loses His Cool with New York Times Reporter

Rick Santorum Loses His Cool with New York Times Reporter