60 Minutes S90 E12 | Advocates for the homeless say providing apartments to those who have been on the streets the longest and are at greatest medical risk can save taxpayers' money

Advocates for the homeless say providing apartments to those who have been on the streets the longest and are at greatest medical risk can actually save taxpayers' money. Anderson Cooper reports on Sunday, Feb. 9 at 7 p.m. ET/PT. Air Date: Feb 7, 2014