In November 2009 , U.S. Army major Nidal Malik Hasan killed 13 fellow soldiers and injured 30 in the Fort Hood shooting in Killeen , Texas . While the act was called terrorism by some due to Hasan 's Muslim heritage , the attack was ruled out by the FBI to have been perpetrated by a terrorist organization
Fort Hood shooting
2009 Fort Hood shooting
History of the United States (2008–present)