Hillary Clinton attends campaign event in Ames, Iowa

Former secretary of state, senator and First Lady Hillary Clinton, 2016 Democratic presidential candidate, makes remarks, highlighted by gun violence, during a campaign stop, January 12, 2016, in Ames, Iowa. Clinton is running against former Maryland Gov. Martin O'Malley and Vermont Sen. Bernie Sanders ahead of Iowa's first-in-the-nation caucuses February 1. Photo by Mike Theiler/UPI