An official website of the United States Government
Here's how you know

Official websites use .gov

.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.


Play Play

DOD Officials Address Turkey Accepting Russian Defense System

  • July 17, 2019 | 26:53

Undersecretary of Defense for Acquisition and Sustainment Ellen M. Lord and Deputy Undersecretary of Defense for Policy David J. Trachtenberg take questions from reporters at the Pentagon concerning the Defense Department's response to Turkey accepting delivery of the Russian S-400 air and missile defense system, July 17, 2019.