But dogs are also proving their worth off the field of battle by helping wounded soldiers recover.

VOA: standard.2010.05.18

Contestants compete in five categories (Beat Juggling, Written, Ciphers, A Cappella and Freestyle) with the aim of proving their superiority over a field of competitors.

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Field tests of the CT2WS system were conducted in desert terrain at Yuma Proving Ground in Arizona, in tropical terrain in Hawaii, and in open terrain at California's Camp Roberts.

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They are strong and fast and smart and, so far this tournament, proving themselves to be the technical and creative equal of any squad in the field.

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