U.S. Army officer and mass murderer (born 1970) Nidal Malik Hasan is an American mass murderer, former United States Army major and former physician who perpetrated the 2009 Fort Hood shooting, killing 13 people and injuring 32 others, on November 5, 2009. Hasan, an Army Medical Corps psychiatrist, admitted to the shootings at his court-martial in August 2013. Wikipedia's most-read article for 2 days in a row: 1,169,461 views in all, peaking at 787,247 on October 9, 2026. Fri, Oct 9: 787,247 views Sat, Oct 10: 382,214 views Wiki link