James Wenneker von Brunn (July 11, 1920 – January 6, 2010) was an American man who was responsible for the United States Holocaust Memorial Museum shooting in Washington, D.C. on June 10, 2009. Security guard Stephen Tyrone Johns was killed in the shooting, and von Brunn was wounded by two security guards who returned fire. Von Brunn was a white supremacist. and Holocaust denier He was born in St. Louis, Missouri.