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.

U.S. Marine Corps 1st Lt. William Kavanagh uses the optic lens on his M4 carbine to scan the area in the Kajak district of Afghanistan's Helmand province, Feb. 8, 2013. Kavanagh, a company executive officer, is assigned to Echo Company, 2nd Battalion, 7th Marine Regiment, Regimental Combat Team 7.

OPTIC SCAN

U.S. Marine Corps 1st Lt. William Kavanagh uses the optic lens on his M4 carbine to scan the area in the Kajak district of Afghanistan's Helmand province, Feb. 8, 2013. Kavanagh, a company executive officer, is assigned to Echo Company, 2nd Battalion, 7th Marine Regiment, Regimental Combat Team 7.

Photo Gallery