That guilty plea may result in Zuniga-Acosta's detention, deportation, exclusion from the United States or denial of immigration benefits such as naturalization, as he is a foreign national.
Halverson was arrested late on the night of May 26 after a sheriff's deputy patrolling Hunt Road stopped to check out a vehicle pulled off to the side of the road with its lights off.
Schnitker took a knife from a sheath on the seat of the truck, got out and stabbed Gartman six times. A man who had been inside Gartman's home watching the surveillance feed ran outside to help, but was too late.
"I was clean and sober for about ten years," Williams said in court Wednesday. "Relapsed, went down the wrong road and before I could get turned around, this is where I ended up."