Article Photos: Major hurdles remain to end veteran homelessness 4/4

  In this Sept. 18, 2012 picture, Homeless veteran George Krider poses for a portrait at a homeless shelter in San Diego. Krider has lived on and off the streets since leaving the navy with the rank of Petty Officer Second Class. Despite budget increases and an aggressive strategy, the Obama administration struggles to make good on its audacious promise: End homelessness among veterans by 2015. (AP Photo/Gregory Bull)