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.

Peter Cho, an electrical engineer in the marine and aviation division at Naval Surface Warfare Center, Carderock Division, in West Bethesda, Md., prepares a solar panel to bring light to a community in the rural West African city of Mbour, Senegal. Courtesy photo

Solar Panels for Africa

Peter Cho, an electrical engineer in the marine and aviation division at Naval Surface Warfare Center, Carderock Division, in West Bethesda, Md., prepares a solar panel to bring light to a community in the rural West African city of Mbour, Senegal. Courtesy photo

Photo Gallery