During an appearance on NBC’s “Meet the Press,’ Sen. John Fetterman (D-PA) blew off answering questions about GOP vice presidential nominee J.D. Vance (R-OH) by stating that no one takes Donald Trump’s vice presidential running mate seriously. After host Kristen Welker shared a clip of Vance attempting to pin the blame on Donald Trump assassination attempts on Vice President Kamala Harris and Democrats, she asked the Pennsylvania Democrat, “Senator, what’s your response to Senator J.D. Vance?” “I don’t know. Who is actually listening to what Vance says?” Fetterman replied with a smile. “It’s b…