The coldest temperatures in the northern hemisphere have been recorded in Sakha, the location of the Oymyakon valley, where according to the United Kingdom Met Office a temperature of -67.8 degrees Celsius was registered in 1933 -- the coldest on record in the northern hemisphere since the beginning of the 20th century.
Russia's Defence Ministry on Saturday said that they are pulling back forces from two areas in Ukraine's Kharkiv region where a Ukrainian counteroffensive has made significant advances in the past week.