Martha Castro lives on the streets in Los Angeles' Skid Row neighborhood. She's still resistant to the idea that she can now get health coverage because of California's expansion of Medicaid.
Anna Gorman/Kaiser Health News
A homeless man sleeps under an American flag blanket on a park bench in New York City. New U.S. data reports a drop in the number of homeless people — but not in New York and other states.
Spencer Platt/Getty Images
A homeless man collects cans on Waikiki Beach in 2010 in Honolulu. Under a new pilot program, some homeless people will get help from the state to reunite with relatives on the mainland.
The photo that touched many hearts: New York City Police Officer Lawrence DePrimo gives a shoeless man a pair of boots on a frigid night last month. That man was later identified as 54-year-old Jeffrey Hillman.
Jennifer Foster/NYPD via Facebook