CNN Erin Burnett OutFront August 2, 2013 23:47:00
New york and san francisco both have been paying to relocate thousands of homeless people over the past several years. activists say only about two dozen have come back. >> i think the idea is a good idea. people often become homeless because they get separated from their support networks, their family, their friends. >> reporter: he's seen it work. he's seen them raised money, sometimes out of his own pocket for people to return home. this woman is a schizophrenic who ended up in hawaii months after be being reported missing from houston. >> she didn't know who she was or how she got here. >>...