♪ if i was a flower growing wild and free ♪ ♪ all i'd want is you to be my sweet honeybee ♪ ♪ and if was a tree growing tall and green ♪ ♪ all i'd want is you to shade me and be my leaves ♪ grown in america. picked & packed at the peak of ripeness. the same essential nutrients as fresh. del monte. bursting with life™. students at danvers high school in massachusetts returned to classes today just two days aftermath teacher colleen ritzer was allegedly killed by one of her own students. philip chism, the 14-year-old suspect, has pleaded not guilty. nbc's ron allen in danvers and he's joining us now. it seems to me as school returns, they head back to school, the question for so many is why would this guy do this?