151120-N-SK590-198 PRAIRIE DU SAC, Wisc. (Nov. 20, 2015) Adm. Michelle Howard, vice chief of Naval Operations, receives a tour of the Milwaukee Valve Company manufacturing plant in Prairie du Sac, Wis., Nov. 20. Milwaukee Valve Company is the largest supplier of shipboard valves for the Navy. (U.S. Navy Photo by Mass Communication Specialist 1st Class Tim D. Godbee/Released)