LOUISVILLE, Ky. (CBS / AP) — A soldier from the Bay Area has been killed in an attack in Afghanistan.

The Department of Defense said 36-year-old Sgt. Nicanor Amper IV of San Jose died Tuesday in Khowst of wounds suffered when enemy forces attacked his unit with a rocket-propelled grenade.

Amper was a cavalry scout assigned to the 6th Squadron, 4th Cavalry Regiment, 3rd Brigade Combat Team, 1st Infantry Division.

Fort Knox said Amper began military service as a Marine in 1995 and transferred to the Army in 2005. He arrived at Fort Knox in January 2010.

Amper was on his first combat deployment.

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