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A curving beam of light illuminates a dark blue sky as a rocket launches. - An Atlas V rocket carrying a Space Based Infrared System Geosynchronous Earth Orbit satellite for an Air Force mission lifts off from Cape Canaveral Air Force Station, Fla., Jan. 19, 2018. Photo courtesy of United Launch Alliance

A soldier shakes hands with a resident. - Texas National Guard soldiers assist residents dealing with flooding caused by Hurricane Harvey in Houston, Aug. 27, 2017. Army National Guard photo by Lt. Zachary West

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