Supporters of former President Donald Trump swarmed and shouted down Hollywood actor Robert De Niro as he exited a press conference outside of the Bragg trial courthouse Tuesday. President Joe Biden’s campaign appointed DeNiro, along with former Capitol Police officers Harry Dunn and Michael Fanone, to hold a press conference about the January 6, 2021, Capitol riot outside of the courthouse in Manhattan, according to The New York Times. De Niro said Trump engaged in a “coward’s violence” following the 2020 election and has directed “the mob to do his dirty work for him.” “Fuck you! Fuck you!” …