Donald Trump accidentally blew up his Jan. 6 defense during an interview with Fox News host Greg Gutfield, according to an analysis. The former president told the late-night talk show host Wednesday about a phone call he supposedly made to Tim Walz, who is now Kamala Harris’ running mate, several years ago where he claimed the Minnesota governor asked for help dispersing hostile protesters carrying American flags – and Washington Post columnist Philip Bump noted that Trump understood the power he has over his supporters. “This was during the riots and everything,” Trump told Gutfeld. “They wer…