found less than a mile from his home in his dinosaur pajamas in a muddy ravine. emmett had been missing since monday when he walked away from his home while the rest of his family was napping. all along, investigators insisted that there was no foul play, that emmett had simply wandered off. like a 2-year-old, doesn t even know he s lost. he s just out on an adventure at first and he s walking around and then he starts needing things like food and water and that s when he gets concerned. reporter: nearly 100 rescuers scoured the desert to find him, using horses, helicopters and more. but it was actually hikers who accidentally stumbled on some tiny footprints that led investigators to the remote and very rugged spot where emmett was finally found. that little boy, he went through a lot. he went really far. reporter: and residents fear he endured even more. knowing that he could have possibly been out there for three days by himself, hungry,