Russia has continued to amass new troops near Ukraine's border in recent days, despite President Joe Biden urging Russian President Vladimir Putin to de-escalate tensions during a virtual meeting last week.
원문출처 : https://www.cnn.com/2021/12/17/politics/russia-troops-ukraine-border-biden/index.html
원문출처 : https://www.cnn.com/2021/12/17/politics/russia-troops-ukraine-border-biden/index.html