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BERLIN, GERMANY - SEPTEMBER 23:  A young woman protesting against Republican U.S. elections candidate Donald Trump wears the German and U.S. flags on her face at a small anti-Trump event on September 23, 2016 in Berlin, Germany. The organizer of the event, Avaaz, was seeking to encourage U.S. citizens abroad to vote in upcoming U.S. elections that will decide whether Trump or Democrat candidate Hillary Clinton becomes the next president of the United States.  (Photo by Sean Gallup/Getty Images)
BERLIN, GERMANY - SEPTEMBER 23:  A young woman protesting against Republican U.S. elections candidate Donald Trump wears the German and U.S. flags on her face at a small anti-Trump event on September 23, 2016 in Berlin, Germany. The organizer of the event, Avaaz, was seeking to encourage U.S. citizens abroad to vote in upcoming U.S. elections that will decide whether Trump or Democrat candidate Hillary Clinton becomes the next president of the United States.  (Photo by Sean Gallup/Getty Images)

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Do American expat votes matter?

Based on the influence this group of voters has had in the past, CNN looks at how Americans living abroad could impact the 2016 election.

Do American expat votes matter?

Based on the influence this group of voters has had in the past, CNN looks at how Americans living abroad could impact the 2016 election.