The authorities in Shanghai have busted a group of self-styled doctors who carried out ‘bloodletting therapy’ claiming it would remove “evil energy” from people.Footage of three people performing the therapy on a man, which was released by Shanghai TV recently, shocked social media.The video shows that three self-styled doctors insert a long needle into a man’s arm before letting the blood flow out along the needle, forming a small pool of blood on the floor.They reassured the man that the...