![Pentagon chief, NATO secretary general discuss Russia's build-up around Ukraine](https://static.ukrinform.com/photos/2017_12/thumb_files/360_240_1513407469-9227.jpg)
Pentagon chief, NATO secretary general discuss Russia's build-up around Ukraine
U.S. Secretary of Defense Lloyd Austin and NATO Secretary General Jens Stoltenberg in a phone call on February 14 discussed recent diplomatic engagements with Russia and the need for Russia to de-escalate, according to a statement issued by Pentagon Press Secretary John Kirby.