more advanced outdoor survival skills than they thought. they have been on the run since july 31, when authorities say welch helped mcclusky escape from an arizona state prison. mcclusky may have the skills necessary to live in even more remote locations which would reduty the neat for him and welch to spend time in public places, richard tracey is a supervisory deputy, richard, i know you're by phone right now, can you tell us what this new information has done to change your search strategy? i know there's suspicion that these two have been going in and out of truck stops for a place to shower, to gather food and even help. >> reporter: good afternoon, we believe with the information we developed here recently, their use of these facilities may be