J.D. Vance failed to connect on one of his first attacks since learning the identity of his Democratic vice presidential rival. The Ohio Republican appeared Tuesday in Philadelphia hours after Kamala Harris tapped Minnesota Gov. Tim Walz as her running mate, and Vance described him as a “San Francisco-style liberal” — an irony called out by Bryan Metzger, senior politics reporter for Business Insider. “Vance spent about four years living in SF between 2013 and 2017 as a venture capitalist,” Metzger wrote. “Walz visited SF for the first time *just last month.*” Want more breaking political news…