Presidential hopeful Bernie Sanders spoke to a crowd of supporters outside of Hudson's Bay High School in Vancouver, Washington. It was one of three campaign stops the Vermont Senator had in Washington Sunday.
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People waited in the rain for hours ahead of Bernie Sanders' campaign event in Vancouver, Washington.
Bryan M. Vance / OPB
People waited in line for hours ahead of Bernie Sanders' campaign event in Vancouver, Washington.
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A supporter holds up a Bernie Sanders for president sign during a rally in Vancouver, Washington, Sunday, March 20, 2016.
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With a 5,000 person limit on the gym at Hudson's Bay High School, thousands of people were stuck out in the rain. Bernie Sanders stopped off to address them before heading inside to speak to the larger crowd.
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Bernie Sanders supporters came out in support of the presidential hopeful, despite the rain. Thousands of people lined up for hours ahead of his campaign stop in Vancouver, Washington, Sunday for a chance to hear the Vermont Senator speak.
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A young Bernie Sanders fan sports gray hair and thick glasses in an impersonation of the Vermont senator at a rally in Vancouver Sunday, March 20, 2016.
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Democratic presidential hopeful Sen. Bernie Sanders spoke to an enthusiastic crowd of supporters at Hudson's Bay High School in Vancouver, Washington, Sunday, March 20, 2016. Sanders touched on each of his hallmark campaign points: campaign finance reform, wall street taxes and making public colleges and universities free.
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A Bernie Sanders supporter wears a "Bern Baby Bern" T-shirt.
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Speaking on education in America, Bernie Sanders told the crowd of more than 5,000 people packed into the gym at Hudson's Bay High School that he will make public college and universities free if he is elected president.
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Bernie Sanders received a chorus of cheers as he spoke about reforming taxes on Wall Street. The Vermont senator also criticized competitor Hillary Clinton's campaign for accepting money from people on Wall Street.
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A young Bernie Sanders supporter holds a sign during a rally for the presidential hopeful at Hudson's Bay High School in Vancouver, Washington, Sunday, March 20, 2016. More than 5,000 people crammed into the high school's gym to hear Sanders speak.
Bryan M. Vance / OPB
A crowded gym listens attentively to Vermont Sen. Bernie Sanders' speech during a campaign rally in Vancouver, Washington, Sunday, March, 20, 2016.
Sanders and several members of the Clinton family spoke in Washington in the days leading up to the caucus.
Still, some in the party want to abandon the caucus in favor of a primary, because they say it could draw more voters. Primary backers also say it'd decrease costs.