U.S. Army Private 1st Class Alex Hogan, 7th Transportation Brigade (Expeditionary), 11th Trans. Battalion, 1098th Trans. Detachment (Medium Boat) watercraft engineer operator, tightens a line at Joint Base Langley-Eustis, Va., Oct. 17, 2017. U.S. service members like Hogan enter the U.S. Army’s Substance Use Disorder Clinical Care program to deal with addictions or prevent an addiction from progressing. (U.S. Air Force photo by Senior Airman Kaylee Dubois)