Did U know?
MCGHEE TYSON AIR NATIONAL GUARD BASE, Tenn. - Staff Sgt. Austin Shaffner, a broadcast specialist assigned to the Media and Engagement Division, looks at the latest informational video series entitled Did You Know, April 19, 2016, at the I.G. Brown Training and Education Center's television broadcast studio. (U.S. Air National Guard photo by Master Sgt. Mike R. Smith/Released)

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