dupuis admits she was unaware of it. >> the major lesson here is that nobody with a mental deficiencyesn't know hair. >> three days, dupuis was found, sick, cold and confused but alive in you know, and the same day where they discovered his backpack in brooklyn and this medical bill shows he made it to a manhattan e.r., treated and released on his own. dupuis's daughter snapped this picture of her dad recovering at a second new york area hospital just hours after he was found. >> the doctor told me that, like, he is lucky to be alive. if he was out there one more day, i don't know, he probably would have been found frozen on the corner. >> reporter: that would have been a painful memory for you. >> i would say it's the probably worst nightmare of my life. >> reporter: her dad spent two weeks recovering in the icu. in a statement to "cbs this morning," american airlines says we cannot comment on the specifics of this case since there is pending litigation. it is important to note that american is committed to providing a safe, pleasant travel experience for all of our customers. the ai