they found a holiday card. remember this shooting happened december 14th. >> yes. >> inside the holiday card was a check written out to adam by his mother and it was to purchase it said a specific model of firearm. we know the model but we're not clear from these documents whether that was a handgun or a rifle. we learned one more thing that's new. from a witness cooperating with police they are not revealing his name they said for his own safety, but this is someone that spoke with him right after the shooting. he said that adam lanza was an avid gamer and liked to game in particular a video game called "call of duty." also, he said that this is a young man who rarely left his home. he was a loner, a shut-in. this witness knew about the safe in the house that he believe had four rifles in it and also he added this. he said, adam, for adam lanza, sandy hook elementary was his life. well, if that's the case, why