They may not be old enough to vote, but young Americans still make an impact on the campaign trail whether they are holding signs or being held at rallies across the country.
Supporters of Republican Presidential Candidate Mitt Romney cheer before at a rally at State Fair Park in West Allis, Wisconsin. Romney laid out the closing arguments for his candidacy for President of the United States in his address. UPI/Brian Kersey
Supporters gather for President Barack Obama to deliver remarks during a campaign event at George Mason University. in Fairfax, Virginia on October 19, 2012. UPI/Kristoffer Tripplaar/Pool
Young attendees display their support for Republican presidential candidate Mitt Romney during a campaign event at the Henderson Pavilion in Henderson, Nevada on October 23, 2012. UPI/David Becker
A delegate holds a small child at the 2012 Democratic National Convention at the Time Warner Cable Arena in Charlotte, North Carolina on September 6, 2012. UPI/Kevin Dietsch