Following the alleged assassination attempt on President Donald Trump and members of his cabinet at the White House Correspondents' Association Dinner, federal officials issued a warning to anyone contemplating travel to the nation's capital to cause mayhem. Since being appointed U.S. attorney for the District of Columbia in May 2025, Jeanine Pirro said her office has now investigated three incidents involving suspects who allegedly trekked long distances and across state lines by car or train to the nation's capital to commit politically motivated violence. Secret Service agents surround President Donald Trump as mentalist, Oz Pearlman stands behind him before he was taken from the stage after a shooting incident outside the ballroom during the White House Correspondents Dinner, April 25, 2026, in Washington.…