normally you have a head wind if you're flying 130, you're crossing the ground at 120 which means you don't have as much momentum to stop. when you have a tail wind it reverses that. instead of 120, you're coming in at 140 with a tail wind it makes it much harder to stop. that may have been a factor. i checked the airport diagram and there is engineers system at the end of the runway. from the best i can tell of the photographs, the plane is not off the very end of the runway but off to the right of the end of the runway. i don't know if anyone has been able to confirm that who's on the scene. >> it certainly appears that way. thanks very much. we're going to take a quick break and be right back. you're watching live coverage on msnbc of the incident that took place about 11:10 eastern time about an hour and ten minutes ago with snow and ice, a delta