Though Bachmann was clearly out of her depth when discussing historical figures in New England, she fared no better on her home turf. Promoting her candidacy on Fox News, she boasted that she shared a birthplace, Waterloo, Iowa, with the legendary celluloid cowboy John Wayne. Embarrassingly, eagle-eyed fact-checkers realized that Bachmann had confused the birthplace of John Wayne with the onetime home of John Wayne Gacy, the serial killer who became known as the Killer Clown.