The race to decide which Democrat will take on Donald Trump in November's US presidential election resumes on Saturday.
Democrats in Nevada will decide who they want to be their nominee.
Moderate former mayor Pete Buttigieg and left-wing Bernie Sanders are the present front-runners. The final candidate will not be known until July.
Voters born after 1980 are the largest voting block but had the lowest turnout rate in 2016. What will get them to the polls?
Video shot by Helier Cheung