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.

Champion cyclist Lance Armstrong participates in a Basic Underwater Demolition/SEALs obstacle course at the Naval Special Warfare Center at Naval Amphibious Base Coronado, Calif., Nov. 4, 2008, while touring the facility.

THE CHAMP

Champion cyclist Lance Armstrong participates in a Basic Underwater Demolition/SEALs obstacle course at the Naval Special Warfare Center at Naval Amphibious Base Coronado, Calif., Nov. 4, 2008, while touring the facility.

Photo Gallery