Col. E. John Teichert, right, 11th Wing and Joint Base Andrews commander, pumps out sewage water from the bottom of a sewage containment hole with Senior Airman Justin Barrett, left, 11th Civil Engineer Squadron water and fuel system maintenance journeyman, in order to replace a pair of lift station pumps at Joint Base Andrews, Md., Dec. 13, 2016. Sewage water at the bottom needs to be pumped out through a large vacuum before the lift station pumps are put in. (U.S. Air Force photo by Senior Airman Philip Bryant)