Muhammad Youssef Abdulazeez, 24, is the now deceased gunman who was identified by CBS News as the gunman who fatally shot four Marines and wounded a police officer on Thursday in shootings at two military recruiting and training centers in Chattanooga, Tennessee. At least two others were injured, including one in critical condition. The officer is in stable condition. The shootings happened at separate military reserve centers on Lee Highway and Amnicola Highway. Click on for photos of the suspected domestic terrorist.