Staff Sgt. Jeremiah Howe (center), a reserve platoon commander and antiterrorism officer with Company A, 1st Battalion, 24th Marine Regiment in Grand Rapids, Mich., leads his team in developing a risk analysis brief here April 7. More than 30 Marines from throughout the United States came here for a week of advanced antiterrorism training. Sgt. Maj. Charles Dillree (right) serves as the site sergeant major and ATO for Marine Aircraft Group 41, Detachment B at Edwards Air Force Base, Calif.