150824-N-CI175-056 DETROIT, Mich. (Aug. 24, 2015) Navy Diver 3rd Class Jonathan Grygus, assigned to Explosive Ordnance Disposal Expeditionary Support Unit Two, prepares a Mk16 rebreather for display at an event marking the official start of Detroit Navy Week. Navy Weeks focus a variety of assets, equipment and personnel on a single city for a week-long series of engagements designed to bring America's Navy closer to the people it protects, in cities that don't have a large naval presence. (U.S. Navy photo by Mass Communication Specialist 1st Class Jon Rasmussen/Released)