An exercise evaluation team member leads a group of 25 Sailors to be evaluated by 628th Medical Group personnel during the Disease Containment Exercise June 4, 2014, at Joint Base Charleston, S.C. Personnel from the 437th Airlift Wing and the 628th Air Base Wing, along with Naval Nuclear Power Training Command Sailors and approximately 85 volunteers participated in the exercise. (U. S. Air Force photo/ Senior Airman Dennis Sloan)

Chief Master Sergeant Mark Bronson, 628th Air Base Wing command chief, participates in the Disease Containment Exercise by checking in with a 628th Security Forces Squadron member before being medically evaluated by a member of the 628th Medical Group to determine if he had been infected June 4, 2014, at Joint Base Charleston, S.C. Personnel from the 437th Airlift Wing and the 628th Air Base Wing, along with Naval Nuclear Power Training Command Sailors and approximately 85 volunteers participated in the exercise. (U. S. Air Force photo/ Senior Airman Dennis Sloan)

Seaman Recruit Marcus Walker, role player from Naval Nuclear Power Training Unit, coughs while waiting to be evaluated by a member of the 628th Medical Group during the Disease Containment Exercise June 4, 2014, at Joint Base Charleston, S.C. Personnel from the 437th Airlift Wing and the 628th Air Base Wing, along with Naval Nuclear Power Training Command Sailors and approximately 85 volunteers participated in the exercise. (U. S. Air Force photo/ Senior Airman Dennis Sloan)

Seaman Recruit Marcus Walker, a role player from Naval Nuclear Power Training Unit, is evaluated by a member of the 628th Medical Group during the Disease Containment Exercise June 4, 2014, at Joint Base Charleston, S.C. Personnel from the 437th Airlift Wing and the 628th Air Base Wing, along with Naval Nuclear Power Training Command Sailors and approximately 85 volunteers participated in the exercise. (U. S. Air Force photo/ Senior Airman Dennis Sloan)