USS Massachusetts joins Navy fleet
Sailors stand at attention Friday on the USS Massachusetts during a rehearsal ahead of the commissioning of the Navy's newest nuclear-powered attack submarine in Boston.
A sailor stands guard Friday next to the sail of the USS Massachusetts in Boston.
Sheryl Sandberg, the ship sponsor of the USS Massachusetts, attends a rehearsal Friday in Boston ahead of the submarine's commissioning ceremony.
A sailors runs Friday to board the USS Massachusetts in Boston.
Sailors stand at attention Friday on the USS Massachusetts in Boston during a rehearsal ahead of the submarine's commissioning.
Sailors work Friday in the countermeasures department of the torpedo room on the USS Massachusetts in Boston.
A torpedo chamber is seen Friday on the submarine USS Massachusetts in Boston.
The U.S. military's newest Virginia-class fast attack submarine can dive to depths greater than 800 feet.