In a proclamation on Twitter, far-right filmmaker Dinesh D'Souza challenged former Attorney General William Barr to debate him publicly on the merits of his conspiracy theory-laden "documentary" on election fraud, 2000 Mules. "'I'd like to invite Bill Barr to a public debate on election fraud," tweeted D'Souza. This comes after Barr's testimony calling voter fraud claims by former President Donald …