Washington — A man who was charged with throwing a sandwich at a federal agent was found not guilty of one count of misdemeanor assault after a jury trial in Washington, D.C. The acquittal of the man, Sean Dunn, comes after federal prosecutors failed to secure a felony indictment against him from a grand jury in Washington in the immediate aftermath of the incident. He instead faced a federal misdemeanor assault charge for allegedly assaulting, resisting, opposing, impeding, intimidating and interfering with a federal officer.… Dunn did not testify in his own defense, and his legal team did not present...