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Iowa Food Fight: Republican Hopefuls Size Up Clinton—and Each Other
Obama critiques, foreign policy, and lots of calories on the menu as Republican presidential hopefuls audition in Des Moines.

Senator Rand Paul, a Kentucky Republican and U.S. presidential candidate, right, talks with Ben Carson, Republican 2016 U.S. presidential candidate, left, as they mingle with guests ahead of the Republican Party of Iowa's Lincoln Dinner in Des Moines, Iowa, U.S., on Saturday, May 16, 2015. Several current and potential candidates for U.S. president will speak during the dinner, hosted by the Republican Party of Iowa.
Photographer: Daniel Acker/Bloomberg