the victims and their families. >> that is a gentleman named rayford walker who said he is not affiliated with any company, but he has just met the family yesterday, and the words he was reading were on behalf of the family. he was reading them in the words of sheryl stack, joe stack's wife. we will go to the scene of the crash, and casey wian standing in front of the building in which the plane went. casey, what is the latest now? where are we in terms of investigations? >> well, the investigation that that family spokesman spoke of is at full speed right now, ali. we have seen all morning behind me investigators from the national transportation safety board, alcohol, tobacco and firearms and the fbi is the lead agency investigating this, and rm evidence of potential accelerants on the plane when the pilot crashed into the building. four miles away from here is mr. stack's home, and investigators are combing through the burned