Photos: Reaction to Donald Trump's presidential candidacy
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BIRCH RUN, MI - AUGUST 11: People protest the appearance of 2016 Republican presidential candidate Donald Trump at the venue where he will be delivering the keynote address at the Genesee and Saginaw Republican Party Lincoln Day Event August 11, 2015 in Birch Run, Michigan. This is Trump's first campaign event since his Republican debate last week. (Photo by Bill Pugliano/Getty Images)