Vashon Island: The place where many parents skip jabs

There is alarm from some doctors in the US that President Trump could usher in a new era of scepticism about vaccines, which save millions of lives around the world every year.

An island in Washington state has some of the lowest vaccination rates in the country. Are parents there endangering lives?

Filmed by Bliss Holloway; Edited by Joni Mazer-Field

Produced by Mat Morrison