SFC Kristoffer B. Domeij, 29, of San Diego, Calif.
Domeij died from wounds suffered when his unit was attacked by an improvised explosive device on Saturday.
The 29-year-old soldier was assigned to the 2nd Battalion, 75th Ranger Regiment, based at Joint Base Lewis-McChord in Washington state, the Department of Defense said.This unit was in Afghanistan in support of Operation Enduring Freedom.
Domeij was the 1,816th American to die in Afghanistan.
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