The country’s extensive, state-backed doping program results in penalties without precedent. The Russian Federation will not participate, though individual athletes may.
https://www.nytimes.com/2017/12/05/sports/olympics/ioc-russia-winter-olympics.html
http://www.mk.ru/politics/2017/12/05/kak-zyuganov-zagubil-kprf-unizitelnyy-final.html
http://www.rosbalt.ru/blogs/2017/12/05/1666171.html
https://www.gazeta.ru/business/2017/12/04/11031884.shtml
https://www.rbc.ru/newspaper/2017/12/05/5a2563239a79472024a9893c
https://www.rbc.ru/newspaper/2017/12/05/5a250f239a7947246fe0d18d
https://www.rbc.ru/newspaper/2017/12/05/5a256c079a794730e4c697a6
http://expert.ru/2017/12/5/biznes-otreagiroval-na-zazhim/
https://www.kommersant.ru/doc/3487130