A heroic effort to sterilize and vaccinate dogs in Ukraine, and halt the spread of rabies

Dan Fine, a retired entrepreneur who lives in Vancouver, British Columbia, and Khrystyna Drahomaretska, an architect-turned-animal shelter manager in Odesa, Ukraine, are leading a heroic effort to sterilize and vaccinate dogs -- in care or on the street -- and stop the spread of rabies. They spoke with Host Llewellyn King and Co-host Adam Clayton Powell III.