Trooper Green was shot and killed by a subject while checking on a vehicle near Devol, Oklahoma. Trooper Green had advised he was out on a possible Disabled vehicle. When dispatch checked and did not receive an answer from Trooper Green, a Cotton County Deputy was sent to the scene and found Trooper Green had been shot. 

Review of the in-car video tape indicated that the suspect was cooking methamphetamine and while attempting to arrest the suspect, a fight ensued. Ricky Ray Malone was convicted and sentenced to death.

Trooper Green is survived by his wife and 3 daughters.