Romney Sweeps Three More StatesCNN projects that Mitt Romney will win all three of Tuesday's presidential primaries, in Wisconsin, Maryland and the District of Columbia.
Santorum Scores with Louisiana WinRick Santorum wins Republican primary in Louisiana, but still trails Mitt Romney in number of delegates.
Romney Scores Another Win, Takes IllinoisEarly exit polls and vote totals predict Mitt Romney will take Tuesday’s Republican presidential primary in Illinois.
Romney Wins Puerto Rico PrimaryAfter a Rick Santorum faux pas, Mitt Romney wins the Republican primary in Puerto Rico with a whopping 83 percent of votes.
Santorum Surprises in SouthRick Santorum wins primaries in Alabama and Mississippi, upsetting Newt Gingrich in his home turf.
Santorum Wins Kansas but Romney Still LeadingRick Santorum wins Kansas caucuses with 51 percent of the vote, but top rival Mitt Romney maintains his lead.
Romney, Santorum Big Winners on Super TuesdaySuper Tuesday presents Republican hopefuls with chances to win, but Romney and Santorum appear to be the big winners.
Romney Warns: Re-elect Obama and Iran Will Get Nuclear WeaponsRepublican presidential hopeful warns: Iran will obtain nuclear weapons if President Barack Obama is elected for a second term.
Romney's Streak Continues as He Takes Washington StateMitt Romney wins Republican caucuses in Washington state, CNN projects, with 37 percent of the votes.
After Tough Fight, Romney Takes Michigan and ArizonaCNN projecting that Mitt Romney will win Arizona and Michigan, beating main challenger Rick Santorum.
After Triple Defeat, Romney Takes MaineFour days after being defeated by Santorum in three states, Mitt Romney wins Main caucuses.
Santorum's Projected Missouri Win May Mean ComebackRick Santorum projected to upset Mitt Romney and win "beauty contest" Missouri primary.
Projected Nevada Win Gives Romney Two in a RowCNN projects Mitt Romney will win the Nevada caucuses, giving him the first back-to-back victories in the race.
Trump Endorses Romney in Las VegasDonald Trump endorses Mitt Romney for president, following speculations that he would support Newt Gingrich.
Romney Projected to Win FloridaExit polls show Mitt Romney with a double-digit lead over Newt Gingrich in the GOP primary in Florida.
Expert: Romney, Gingrich Are Both Truly Pro-IsraelProf. Eytan Gilboa: Both Romney and Gingrich are true friends of Israel's, but Gingrich's extreme views may cost him the nomination.
Gingrich Surprises, Takes South CarolinaDespite earlier polls predicting a victory for Mitt Romney, CNN projects that Newt Gingrich will win the South Carolina primary.
Ron Paul: 'I Am the Most Pro-Israel'GOP presidential contender Ron Paul fiercely denies a report that he is anti-Israel, claiming instead he is the "most pro-Israel."