An armed U.S. Marshall stands outside federal court in Brooklyn before the court appearance of Tairod Nathan Webster Pugh, of Neptune, New Jersey, in the borough of Brooklyn in New York March 18, 2015. The U.S. Air Force veteran pleaded not guilty on Wednesday to trying to provide support for the Islamic State militant group.
REUTERS/Shannon Stapleton (UNITED STATES - Tags: CRIME LAW CIVIL UNREST)