A man’s face is covered by frost while he jogs at a park in Shenyang City, the capital of Northeast China’s Liaoning Province, Jan. 22, 2017 with the temperature at minus 20 degrees centigrade. Now in his forties, he said he has run 20 kilometers in two hours every single day since 2014 to keep fit. He has since motivated many friends to join. (Photo/CFP)
