years. i'm homeless. i live on the sidewalk and this is my life. >> we met megan digiacomo in the same spot. >> i lost the love of my life. >> are you afraid you're going to die? >> i know i'm going to die from this. >> are you afraid you're going to do from this? >> not really afraid. honestly, sometimes it just seems easier. >> i'm never giving up on megan. she won't die. she can't. >> this is julie chandler, megan's mother. until she saw our story, she didn't know where her daughter was. a daughter who she said was always a happy-go-lucky little girl. she didn't even know for sure if megan was alive. remarkably, the same goes for billy. until his mother saw our story, she didn't know for sure where