U.S. Marine Corps 1st Lt. Zachary Scalzo participates in a combat marksmanship range during exercise Fuji Viper 20.1 in Camp Fuji, Japan, Oct. 16, 2019. Fuji Viper is a regularly scheduled training evolution for infantry units assigned to 3rd Marine Division as part of the unit deployment program. The training allows units to maintain their lethality and proficiency in infantry and combined arms tactics. Scalzo is assigned to 4th Marine Regiment, 3rd Marine Division. - U.S. Marine Corps 1st Lt. Zachary Scalzo participates in a combat marksmanship range during exercise Fuji Viper 20.1 in Camp Fuji, Japan, Oct. 16, 2019. Fuji Viper is a regularly scheduled training evolution for infantry units assigned to 3rd Marine Division as part of the unit deployment program. The training allows units to maintain their lethality and proficiency in infantry and combined arms tactics. Scalzo is assigned to 4th Marine Regiment, 3rd Marine Division.