Air traffic control audio tapes , released by LiveATC.net , a website for aviation enthusiasts , captured conversations between the Southwest crew and controllers in the minutes immediately afterward . The Southwest crew tells the tower , `` The thing went right over our head '' and we are not sure if it is a plane or an object. A preliminary NTSB report does not assign blame .
The Southwest crew tells the tower , `` The thing went right over our head '' and we are not sure if it is a plane or an object. A preliminary NTSB report does not assign blame .