A look at the day's political happenings.
Read more...Romney picked up 29 delegates in Ariaona victory.
Read more...Romney sweeps in Tuesday night's primaries, winning big in Arizona and Michigan
Read more...Romney sweeps Arizona, but can he come out on top in his home state of Michigan?
Read more...Santorum's campaign encouraged Democrats to vote against Romney.
Read more...A Michigan victory could pose a real threat to Romney heading into Super Tuesday.
Read more...A look at the day's political happenings.
Read more...LIVE: Will the culture war take center stage at the latest Republican debate?
Read more...A look at the day's political happenings.
Read more...10 questions we want answered in the Arizona debate.
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