Maj. Laura Lien, 732nd Expeditionary Support Squadron Combat Stress Control outreach program manager, teaches a "One-Shot/One-Kill" performance enhancement seminar to Soldiers of the Headquarters and Headquarters Company, 2nd Battalion, 12th Cavalry Regiment, 4th Brigade Combat Team, 1st Cavalry Division, Oct. 13, 2008. The class focuses on recognizing stress and taking the skills a Soldier learns in basic training to be a better person and enhance performance -- physical and mental -- in everyday life. Lien, a psychiatric nurse by trade, is deployed from Shaw Air Force Base, S.C.