CCTV network news Most recently, as the temperature decreases, the northern waters began to large area of ice, but looks solid beneath the ice, but actual undercurrent, in many parts of the ice is thin. Adults and children, playing on the ice should be vigilant, to observe the safety specification, because a carelessly there may be danger happening. On January 7, when the "san-jiu" the previous day, morning, Mr Jiang in Beijing with more than 5 years old son in...