felt that it was coming. and you make a good point. this was information offered up by martha lanza, the connection there is that it is the ex-husband of nancy lanza s brother s wife. so there is a certain degree of separation there. you very aptly say we need to take this with a grain of salt at this point. but the confusion over nancy lanza and her connection to the school. why is that so murky? i mean, she s not on the staff lists. right. here s how this all went down yesterday. and remember these are police and federal law enforcement responding to a chaotic scene. taking information from many, many witnesses. putting this information together. running out and following these leads. the initial reporting while we get the big picture and law enforcement gets the big picture right, details get messed up. and some things that you think are correct turn out not to be correct as the investigation continues. the best information yesterday early on was that this gunman
i m alex witt. it is a day of questions and fresh insight about the sandy hook elementary school shooting. there is information about the gunman, how he entered the school and killed 20 children and six adults before he killed himself. we have established the point of entry. it s believed he was not voluntarily let into the school at all. that he forced his way into the school. but that s as far as we can go on that. in a moment, chris janzen in connecticut with more on that news conference. first compelling new information about the shooter and what he did in the days before the attack. nbc s pete williams is in washington. pete with a good day, what have you learned? reporter: alex, the connecticut authorities have not yet formally identified the gunman, but we re been told and i think it s widely known it s adam lanza is his name, 20 years old who was living with his mother. they say the shooting actually began that morning about three miles from the school at the ho