FORT CARSON, Colo. (AP) — A Fort Carson soldier convicted of murder in the slaying of his soldier-girlfriend is returning to a military courtroom for his sentencing hearing.

Sgt. Montrell Lamar Anderson Mayo faces a sentence of life in prison without parole at the hearing Thursday.

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A military jury convicted Mayo of premeditated murder and assault on Wednesday in the death of 28-year-old Sgt. Kimberly Walker of Cincinnati.

Prosecutors said Mayo hit Walker three times in the back of the head with a drinking glass and then suffocated her with a pillow on Valentine’s Day in 2013.

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Defense lawyers acknowledged Mayo hit Walker but said it was in the heat of passion and that he didn’t mean to kill her.

Walker is from Greenville, South Carolina, and is stationed at Fort Carson in Colorado.

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