Officers and emergency personnel arrived at an oilfield location Saturday, June 6, to find a man lying in a puddle of blood. Witnesses on the scene said the man had been attacked by a co-worker.

Woods County Sheriff’s Deputy Adam Honeyman arrived at 45664 Johnston Road at 12:40 p.m. at the same time emergency personnel arrived. The deputy found Ryan Anderson lying on the floor in a puddle of blood. He was able to speak and answer questions from the medics.

According to his filed affidavit, Honeyman saw that Anderson had severe lacerations to the top and side of his head along with an obviously...