If you can't view this video, your browser does not support HTML5 videos
To view this video please enable JavaScript, and consider upgrading to a web browser thatsupports HTML5 video
A dam burst on Dongting Lake in Hunan province. Water gushed out of the breach at high speed. About 5,000 residents had to be evacuated.
This kind of blocking method is also very strange. This is the first time I've seen it like this.