several private messages on facebook in the 30 minutes leading up to the massacre. one message referred to shooting his own grandmother. another about attacking an elementary school. julie: a short time later he entered the school through a back door and went into a fourth grade classroom, barricaded himself and opened fire. a border patrol agent from an elite unit rushed into the shooter killing the student. bill: we have heard from many anguished parents waiting for news of their missing children and many are now left to remember their loved ones who are no longer. she was very happy and very outgoing. loved to dance and sing and play sports. hundreds of friends. they were all frantic praying. they were saying anything they could to the policemen to let them get the kids. he is still in there, we can t do that. other kids staying he is in still in there. we re stronger together. julie: last night mourners gathered for a vigil to honor the victims, wanting to com