a really moving photo essay done by Science.
Contributing correspondent Jon Cohen examines the spread of HIV in Russia and Ukraine, which together account for more than 90% of the infections in Eastern Europe. Cohen and photographer Malcolm Linton visited researchers, clinicians, advocates, and affected communities in both countries. This photo gallery highlights some of those individuals, how they are responding to the epidemic, and the challenges they face.
check it out here: http://www.sciencemag.org/site/special/aids2010/feature/#panel-1