Jack Smith, the special counsel appointed to investigate Donald Trump for his alleged effort to overturn results of the 2020 election, has left the US Department of Justice, prosecutors said Saturday in a court filing.The statement on Smith was a footnote in the filing to Cannon as she mulls whether to maintain a hold on the special counsel’s report on two cases: Trump’s role in the January 6, 2020 insurrection at the US Capitol aimed at halting certification of Joe Biden’s victory, and the case