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

Photo Gallery

Ejecting Cartridges

U.S. Air Force Tech. Sgt. Stephen Upton fires an M4 rifle during weapons training at a range near Kabul, Afghanistan, Dec. 8, 2015. Upton is assigned to the Train, Advise, Assist Command-Air as a personal security detail member. U.S. Air Force photo by Staff Sgt. Corey Hook

Download Image: Full Size (1.7 MB)