In his appearances on cable news, Walz has also tried to create a contrast between himself and Trump’s running mate, JD Vance, a U.S. senator from Ohio, criticizing Vance as a Yale-educated venture capitalist who’s out of touch with working-class voters. He’s called out Vance’s vote against IVF protections in the Senate, telling his own story of using fertility treatments with his wife, Gwen, to conceive their two children.