"Nobody is doing it"?  The SFO Bay Area had safe houses in the '70s.  A bunch of groups got together to do the necessary.  Groups like: Black Panther Party, Haight-Ashbury Medical Center, teaching colleges, LEOs, and many volunteers.  The programs stashed victims/witnesses in outer suburbia.

Similar safe-house programs, "that nobody is doing" can be found at:  https://www.google.com/?gws_rd=ssl#q=safe+houses+for+victims&btnK=Google%20Search