Four Kennedy High School students were charged Thursday in an assault on a Kennedy senior who was pummeled in the school auditorium in front of scores of students and who, witnesses said, was attacked with feces later found strewn across the auditorium floor. Teachers and students were horrified by the incident, which left the victim, an 18-year-old honor student, with a broken nose, two black eyes, abrasions on both eyes and a swollen cheek, according to his father. "For these [attackers] to do what they did is beyond disgusting,'' said one teacher who asked for anonymity. "No kid should go...