RE: Hong Kong police brought out shot gun and aimed at unarmed protesters at a train station. They are completely out of control. #liberateHK
Another Angle, you can clearly see that arsehole placed his finger in the firing position.
Update: That's what happened to him later.
RE: Hong Kong police brought out shot gun and aimed at unarmed protesters at a train station. They are completely out of control. #liberateHK