Teenage victims of a sicko teacher at the progressive Saint Ann’s School say he used school resources to obtain nude photographs of the two teens — and sent them across the school during class in an act of “revenge porn,” a new federal lawsuit claims. The two teens — both 13 at the time — bring new details about the convicted sexual predator and former “Jeopardy!” star, Winston Nguyen, who was sentenced to seven years in prison last spring. The lawsuit also claims the school and specific employees failed to investigate Nguyen before his hiring, and retaliated against those who...