In this photo made Thursday, Jan. 22, 2015, Bath Iron Works shipyard is seen on the banks of the Kennebec River, in Bath, Maine. After more than a decade of labor stability, union workers are angry over a proposal by Bath Iron Works to consider outsourcing work to try to shave costs during the competition for a Coast Guard cutter and future destroyers. (AP Photo/Robert F. Bukaty)
The first-in-class Zumwalt, the largest U.S. Navy destroyer ever built, floats off a submerged dry dock in the Kennebec River in October 2013.
Streamers fill the air following the christening of the U.S.S. Rafael Peralta on Saturday morning at Bath Iron Works. BDN photo by Stephen Betts
USS Zumwalt was put in the water Oct. 28, 2013, at Bath Iron Works without a formal ceremony because of the federal government shutdown. It will have a christening and formal naming Saturday, April 12.
A port bow view of the guided missile frigate SAMUEL B. ROBERTS (FFG-58) underway during sea trials.