core message and songs. this businessman and political newcomer has become a contender feeling the pain of workers and young people watching automation take human jobs. >> do you think you're being taken seriously enough? >> one of the things i tweeted was, it's all fun and games until andrew yang passes you in the polls. >> reporter: by his side more and more will be his wife evelyn, who made her first campaign appearance here. >> let's give a warm yang gang welcome to my wife evelyn yang. >> thank you, guys, so, so much. i love the yang gang. >> reporter: in her first television interview, she describes her businessman husband's decision to run for president. >> i thought to myself, this