jan brewer joins me live from phoenix, thank you so much for joining me. please accept my deepest condolences to you and everyone in arizona on this devastating tragedy. >> thank you, it is very much appreciated. i'm sure from everyone that's watching, but certainly from everybody in arizona. we've had a terrible, terrible tragic day in arizona. it's painful. >> these men were some of the bravest firefighters and most highlight trained in america. do you know yet what happened here to cause such a calamitous loss of life? >> we don't actually know, there's going to be an intense investigation taking place, we assume the fire burned up, and then because of the thunderstorms and the wind, it turned on them, and then there was no way for them to leave the area in which they were in. in other words, their exit area was now on fire, so there was