Ian David Long was a US Marine Corps veteran with suspected mental health. The 28 year old who served in Afghanistan with the Marines has been identified as the Thousand Oaks shooter killing at least 12 people, including a sheriff’s sergeant.
The Marine Corps said that Ian David Long entered active duty in August 2008 and served untull March 2013. He was ranked as a corporal. He was a former machine gunner and decorated veteran of the war in Afghanistan.
The sheriff said that Ian used a Glock 21, a .45 caliber handgun as the weapon. The weapon holds 10 rounds and one in the chamber, but the gunman’s weapon had an extended magazine.