Ben Carson addresses supporters in Iowa(11 images)

Ben Carson addressed supporters in Iowa ahead of the state's first caucus on February 1.

Retired neurosurgeon Dr. Ben Carson, 2016 Republican candidate, surrounded by Secret Service agents, poses for a photo with a supporter at the conclusion of a town hall event at the Northside Cafe, January 5, 2016, in Winterset, Iowa. Carson is running against a large field of GOP candidates, including real estate mogul Donald J. Trump, Texas Sen. Ted Cruz and Florida Sen. Marco Rubio ahead of Iowa's first-in-the-nation caucuses February 1. Photo by Mike Theiler/UPI | License Photo
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