CSM Steven Slee of the U.S. Army Reserve Competitive Marksmanship Program established a new National Record with the Civilian Marksmanship Program during their Rimfire Sporter Championships. Shooting a CZ 452 Trainer in the Open Sight category, CSM Slee took first place at this national event with a 594-23x, beating the previous open sight national record score of 586-21x in the process.

Over 300 competitors fired in the event in three equipment divisions: Open Sight, Telescopic Sight, and Tactical Rifle. This championship is a 60 round event fired at 25 and 50 yards from the prone, sitting or kneeling, and standing positions. Each position requires 10 shots slow fire and 10 shots rapid fire.

CSM took first place in the Open Sight category, establishing a new record there, and second in the overall aggregate. In addition to CMP Rimfire Sporter, CSM Slee serves as a winning shooter for the USARCMP as the NCOIC of the Service Pistol team and competitor with the Service Rifle, Combat, and Service Pistol teams.