Election Day volunteer Vicki Groff places a sign to direct voters to a polling station at Kenilworth School in Phoenix in 2012. Jonathan Gibby/Getty Images hide caption

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Some Republican lawmakers hope President Obama sends arms to Syria's rebels — and cruise missiles after Syrian military targets. Jonathan Sunderman/AP hide caption

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Recent polls suggest Massachusetts Republican Gabriel Gomez (left) is within striking distance of Rep. Ed Markey (right) in a contest for a U.S. Senate seat. AP hide caption

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