161015-N-AT895-136 BALTIMORE (Oct. 16, 2016) The iconic Brewer's Hill neighborhood of Baltimore can be seen in the background as Secretary of the Navy (SECNAV) Ray Mabus delivers remarks during the commissioning ceremony for the Navy's newest and most technologically advanced warship, USS Zumwalt (DDG 1000). (U.S. Navy photo by Petty Officer 1st Class Nathan Laird/Released)