In 28/10/2013, Guangxi, China, a drunk, half-naked police came to a noodle restaurant then began to shoot the owner and his pregnant wife, the pregnant woman died and her husband was serious injured. The police shot the strangers because he wanted a cup of bubble tea but the restaurant didn’t have.
Alcohol is not an excuse, in 2011 in the same province, a drunk cop had shot innocent people which leaded 1 died and 1 injured. We clearly know what the cop is even if he is sober.
In China, if ordinary people keep gun they may face a seven years imprisonment.