ROCK ISLAND ARSENAL, Ill. — Sgt. 1st Class Lisa Tavai Knight is the only person throughout the U.S. Army Sustainment Command doing what she does. In fact, she is the only uniformed person in the U.S.

DARIEN, Ill. (July 6, 2015) -- He's a self-proclaimed "map geek," and he's the first Soldier to join the newest geospatial cell at an engineer command in Illinois. And right now, he wants to find more ...