https://ru.krymr.com/a/28933195.html
https://www.gazeta.ru/politics/2017/12/22_a_11512490.shtml
https://www.rbc.ru/newspaper/2017/12/22/5a3aa5f12ae596c78c75ebab
https://www.radiosvoboda.org/a/28929791.html
https://www.radiosvoboda.org/a/28931168.html
http://www.ng.ru/cis/2017-12-21/1_7142_donbass.html
https://www.inopressa.ru/article/21Dec2017/nytimes/chechnya.html
https://www.vedomosti.ru/business/articles/2017/12/21/746039-kitaiskaya-metallurgiya
Sanctions could be a sign the Trump administration is heightening pressure on some Russians despite a more accommodating tone with President Vladimir V. Putin.
https://www.nytimes.com/2017/12/20/us/politics/trump-sanctions-russia-chechnya.html?_r=1