NEW ORLEANS - DECEMBER 16: Homeless man Jack Halterman stands beneath Interstate 10 where over 100 homeless people sleep each night December 16, 2007 in New Orleans, Louisiana. Affordable housing stocks have dwindled with rents rising 45 percent and homelessness has more than doubled to almost 12,000 individuals in New Orleans following Hurricane Katrina. (Photo by Mario Tama/Getty Images)
