was it allowed to be picked up and taken freely at his discretion? or was it stolen? reporter: november 27th. prosecutors say the mother, jennifer, posts mom and son day, testing out his new christmas present. november 29th a teacher reports the boy is searching for ammunition on his cell phone in class. officials say the school calls and e-mails the mom, no response. but jennifer texts her son lol i m not mad at you. you have to learn not to get caught. the next day another teacher sees the boy with a note. a drawing of a semi-automatic handgun pointing at the words, quote, the thoughts won t stop, help me, end quote. in another section of the note was a drawing of a bullet with the following words above that bullet. quote, blood everywhere, end quote. reporter: there is also, prosecutors say, a drawing of a bloody body, the words my life is useless. the world is dead.