The US Navy is ramping up its presence in the Black Sea as part of a bid to counter Russia's increased presence there, a US military official tells CNN.
원문출처 : https://www.cnn.com/2018/02/19/politics/us-russia-black-sea-show-of-force/index.html
원문출처 : https://www.cnn.com/2018/02/19/politics/us-russia-black-sea-show-of-force/index.html