A winter swimmer gestures as he jumps into the icy water of partially frozen Songhua River in Harbin
A winter swimmer gestures as he jumps into the icy water of partially frozen Songhua River in Harbin, Heilongjiang province December 28, 2013. The temperature in Harbin on Saturday reached as low as minus 21 degrees Celsius (minus 5.8 degrees Fahrenheit). REUTERS/Sheng Li (CHINA - Tags: SOCIETY SPORT SWIMMING ENVIRONMENT) BEST QUALITY AVAILABLE