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.

A soldier prepares to crawl in a tunnel surrounded by leaves in the woods during the day.

Tunnel Vision

Army Staff Sgt. Eric Borski crawls through a tunnel during the combined best squad competition at Fort Knox, Ky., March 28, 2026. The obstacle course evaluates a squad's physical strength, agility and collective problem-solving skills.

Photo Gallery