Republican Presidential Candidates?

The 4 republican candidates are Mitt Romney, Newt Gingrich, Rick Santorum and Ron Paul. Newt Gingrich is a former speaker for the House of Representatives. Mitt Romey is the former governor of Massachusetts. Rick Santorum is the Former senator of Pennsylvania. Ron Paul is a doctor and a congressman for the State of Texas. That is what the four main Republican candidates careers have been.