Donald Trump speaks to a rally of about 1,000 people in Cedar Falls, Iowa, on Tuesday. Other candidates reach Iowa voters with small, intimate events. Jae C. Hong/AP hide caption

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What If? Trump Could Redefine How To Win Iowa

The Republican front-runner is shirking retail politics for big rallies. And he is banking on those crowds showing up on caucus night.

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While the app itself is basic, it stands out in what will otherwise be a decidedly low-tech affair. Republicans often cast their ballots on slips of paper, and Democrats count their support for candidates by grouping together in corners at caucus sites. Meg Kelly/NPR hide caption

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Tanya Lau signs in to vote at the Chinese Community Church in Washington in 2010. Voter turnout has been low among Asian-Americans in recent elections, but a new superPAC hopes to increase it. AFP/Getty Images hide caption

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Republican presidential candidate Sen. Marco Rubio, R-Fla. holds a rifle during a campaign stop Jan. 15, 2016, at Sturm, Ruger & Co., in Newport, N.H. Matt Rourke/AP hide caption

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