A man charged with attacking the White House Correspondents’ Association dinner is asking the court to bar top Justice Department officials from directly participating in his prosecution, arguing they may be considered victims or witnesses in the case and therefore have a conflict of interest. Acting Attorney General Todd Blanche and U.S. Attorney Jeanine Pirro were present at the April 25 event at the Washington Hilton when Cole Tomas Allen allegedly breached a security checkpoint and fired a shotgun at a Secret Service officer. In a court filing submitted late Thursday, Allen’s attorneys said it would at least create the appearance of a conflict for Blanche and Pirro to be involved in prosecutorial decisions. “As this case proceeds closer to trial, the country and the world will continue to wonder — how can the American justice system permit a victim to prosecute a criminal defendant in a case involving them?” defense attorneys Eugene Ohm and Tezira Abe wrote.…