Three Hong Kong police officers fired a total of five shots at a knife-wielding man suspected to have mental problems after he charged at them in the early hours of Saturday morning, hitting him twice. The assailant, a 43-year-old construction worker, was struck in the right chest and thigh, the force said. He was unconscious when sent to Princess Margaret Hospital in Kwai Chung, where he underwent surgery. He was in a critical condition as of 10am, according to authorities. Senior...