what we got this morning was a spokesman speaking on behalf sheryl stack, the wife of the pilot of the plane, joseph andrew stack. listen to this. >> words can not adequately express my sorrow or the sympathy that i feel for everyone affected by this unimaginable tragedy. i want to thank my friends, family, colleagues and neighbors as well as members of the church and others for their expressions of kindness and generosity in our time of grief. due to the ongoing investigation related to this tragedy, i feel it best to make no comment beyond this statement, and to not respond to questions of any nature. we appreciate the understanding and kindness of the news media and in allowing us privacy and the personal space we need to get beyond the events of yesterday. again, my sincerest sympathy to