William McBrayer, Joint Base Andrews pool manager and swim instructor, assists a swim camp attendee on how to swim with a kickboard during a swim safety camp at Joint Base Andrews, Md., Aug. 11, 2017. Swim instructors taught children basic swimming skills including: treading water, paddling, floating on their back and controlled breathing. (U.S. Air Force photo by Airman 1st Class Gabrielle Spalding)