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Wisconsin, Maryland, D.C. primary day: Can Romney sweep? (Tuesday’s Trail Mix)

at 02:52 AM ET, 04/03/2012

Will former senator Rick Santorum (R-Pa.) be able to revive his campaign with a win in the Wisconsin GOP presidential primary?

Or will former Massachusetts governor Mitt Romney make a clean sweep in today’s trio of contests, setting in motion the beginning of the end of Santorum’s campaign?

Watch today’s Trail Mix video for a look at what’s at stake in today’s primaries:

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