U.S. Army National Guard Sgt. William White, assigned to the 741st Quartermaster, South Carolina National Guard, carries a hose from a tactical water purification system to fill a water supply tank "Hippo," at Barnwell, S.C., May 18, 2013. The S.C. National Guard is participating in a major North American Aerospace Defense Command and United States Northern Command sponsored training exercise called Ardent Sentry, May 17-21, 2013. It involves a scenario of a hurricane striking the South Carolina coast requiring more than 1,500 members of the S.C. National Guard to practice disaster response ac

- Image ID: HF1A1K

U.S. Army National Guard Sgt. William White, assigned to the 741st Quartermaster, South Carolina National Guard, carries a hose from a tactical water purification system to fill a water supply tank "Hippo," at Barnwell, S.C., May 18, 2013. The S.C. National Guard is participating in a major North American Aerospace Defense Command and United States Northern Command sponsored training exercise called Ardent Sentry, May 17-21, 2013. It involves a scenario of a hurricane striking the South Carolina coast requiring more than 1,500 members of the S.C. National Guard to practice disaster response ac

PJF Military Collection / Alamy Stock Photo

Image ID: HF1A1K

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