Updated 10:04 p.m. ET | Former Massachusetts Gov. Mitt Romney scored a decisive victory Tuesday in the Illinois primary, helping cement his status as the Republican Party's frontrunner and adding to his lead in the race to the 1,144 delegates…

Mitt Romney campaigns Monday at Bradley University in Peoria, Ill. Photo by Chip Somodevilla/Getty Images. Voting is underway in the Land of Lincoln, where Mitt Romney is looking for a decisive victory in President Obama's home state to cement his…

Rick Santorum addresses supporters in Lafayette, La., after winning Tuesday's Alabama and Mississippi primaries. Photo by Sean Gardner/Getty Images. In the battle for the hearts and minds of Republican voters, it appears that the hearts won out on Tuesday. "The…