US military aircraft flying over Syria in the last few weeks have been subjected to unsafe flying practices by Russian aircraft on several occasions, according to a senior defense official.
원문출처 : http://www.cnn.com/2017/11/24/politics/syria-us-russia-unsafe-flight-practices/index.html
원문출처 : http://www.cnn.com/2017/11/24/politics/syria-us-russia-unsafe-flight-practices/index.html