In this May 13, 2019, photo, former vice president and Democratic presidential candidate Joe Biden interacts with a supporter during a campaign stop at the Community Oven restaurant in Hampton, N.H. North Korea has labeled Biden a "fool of low IQ" and an "imbecile bereft of elementary quality as a human being" after the Democratic presidential hopeful during a recent speech called North Korean leader Kim Jong Un a tyrant. (AP Photo/Michael Dwyer, File)