Lance Cpl. Jason Altmann, Company F, 2nd Battalion, 24th Marine Regiment, hangs the dog tags on the pistol grip for Cpl. Richard Nelson, who was killed in action April 14 in Iraq, during a memorial service Aug. 19 at Lance Cpl. Torrey L. Gray Field. Nelson and Lance Cpl. Dean Opicka were killed after their vehicle struck an improvised explosive device. - Lance Cpl. Jason Altmann, Company F, 2nd Battalion, 24th Marine Regiment, hangs the dog tags on the pistol grip for Cpl. Richard Nelson, who was killed in action April 14 in Iraq, during a memorial service Aug. 19 at Lance Cpl. Torrey L. Gray Field. Nelson and Lance Cpl. Dean Opicka were killed after their vehicle struck an improvised explosive device.