An official website of the United States Government 
Here's how you know

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( lock ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Photos

Snapshots of what’s happening in the Defense Department.

Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, receives a briefing on the torpedo system aboard the USS Alaska at Naval Submarine Base Kings Bay, Ga., May 20, 2016. DoD photo by D. Myles Cullen

Torpedo System Briefing

Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, receives a briefing on the torpedo system aboard the USS Alaska at Naval Submarine Base Kings Bay, Ga., May 20, 2016. DoD photo by D. Myles Cullen

Photo Gallery