A homeless man sleeps outside a bank in Athens Nov. 25. Since the debt crisis erupted in late 2009,tens of thousands of people have lost their jobs or businesses and many others struggle on in employment where they haven’t seen a paycheck in months. The number of homeless has shot up by about a quarter over the past two years to reach an estimated 20,000,social workers say. (Petros Giannakouris/Associated Press)

