A man carries a cardboard cutout of Hillary Clinton in Des Moines, Iowa. Clinton and other traditional candidates have struggled to breakthrough as outsiders have captured the attention this summer.
Sen. Bernie Sanders, I-Vt., has gotten some of the biggest and most devoted crowds of the 2016 presidential race, including in Portland, Ore., this month, where he drew more than 19,000.
Republican presidential candidate and TV personality Donald Trump arrives by escalator to the tune of "Rockin' in the Free World." Musician Neil Young did not approve of his song choice.
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"I think that urban America has got to respect what rural America is about, where 99 percent of the people in my state who hunt are law abiding people," the 2016 Democratic presidential hopeful said to NPR.
Sen. Bernie Sanders, I-Vt., speaks at a rally demanding presidential action to raise the minimum wage to $15 an hour. Sanders will run to Hillary Clinton's left, trying to elevate economic issues.
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