Super Tuesday (27 images)

Super Tuesday, with 10 primaries and over 400 delegates up for grabs between the highly combative Republican presidential nomination process, could hold the key to the eventual nominee, be it presumptive favorite Mitt Romney, the resurgent Rick Santorum, Newt Gingrich or Ron Paul.

Republican presidential hopeful Rick Santorum pauses while addressing his supporters at the Super Tuesday Election Night Party in the gymnasium of the Steubenville High School in Steubenville, Ohio March 6, 2012. UPI/Archie Carpenter

License photo | Permalink

---

---

Republican presidential candidate Mitt Romney shakes hands with a supporter after he addressed the crowd during his Super Tuesday election night party at the Westin Copley Place in Boston Massachusetts on March 6, 2012. UPI/Matthew Healey

License photo | Permalink

---

---

Republican presidential hopeful Rick Santorum and his wife Karen Santorum greet their supporters as they depart the Super Tuesday Election Night Party in the gymnasium of the Steubenville High School in Steubenville, Ohio. UPI/Archie Carpenter

License photo | Permalink

---

---

A volunteer for Republican presidential candidate Mitt Romney hands out signs to supporters before the candidate's arrival at the Westin Copley Place in Boston Massachusetts on Super Tuesday, March 6, 2012. UPI/Matthew Healey

License photo | Permalink

---

---