Detailed text transcripts for TV channel - FOXNEWS - 20110324:18:31:00
>> reporter: the videotape shows a complete lack of emotion in the first part. this is this good year, arizona, 20 miles outside of phoenix. we are not going to show you the boy's face or give you his name because he's 15 years old. he is a freshman in high school. it was during a math assignment the teacher won't as you said let him use the caculator and threatened him with a bad grade. he stewed about it for a week, he thought about it. a week later he got his father's gun, a .9mm handgun, put it in his backpack, brought it to school. luckily someone tipped off police that he had it and they...