During an appearance on MSNBC on Sunday, Transportation Secretary Pete Buttigieg, acting as a private citizen, joined the pile-on afflicting Sen. J. D. Vance ) that has been unrelenting since the Ohio Republican was selected by Donald Trump chose him to be his 2024 presidential running mate. Speaking with host Jen Psaki, the former Democratic mayor of South Bend, Indiana subtly leaned into the narrative that Americans find Vance “weird” based on a history of comments over the years that have the Trump campaign reeling. As the man known as “Mayor Pete” explained to the host, “Where do you start…