Sen. J.D. Vance (R–Ohio), Donald Trump’s running mate, is sticking with the debunked story about Haitian immigrants who supposedly have been eating purloined pets in Springfield, Ohio. That tall tale provoked wide ridicule after Trump repeated it during his debate with Vice President Kamala Harris last week. Undaunted, Vance told CNN’s Dana Bash on Sunday that he preferred “the firsthand account of my constituents who are telling me that this happened” to the denials from Springfield officials, who say there is no evidence to substantiate it. Whether or not it is true that Haitians are dining …