Fluoride campaigns go door to door as vote nears

PORTLAND, Ore. -- Portland is the largest non-fluoridated metro area in the country. Voters will soon decide whether to allow the city to start adding fluoride to their water.

Ballots go out on May 3 and the issue has families lining up on both sides.

Volunteers on both sides of the heated issue are going door to door to get their messages out before the vote.

Click the play button above to watch the story