Thousands of Darfurian refugees huddled under straggly trees in furnace-like heat and unforgiving desert winds in Eastern Chad while a group of Physicians for Human Rights experts stared at the landscape. Goats, donkeys, and other livestock looked like mere skeletons.

That was nearly three months ago, following a field investigation in which dozens of eyewitness testimonies from Sudanese refugees in Chad were taken. We called the Darfur crisis an unfolding genocide. We demanded immediate and concerted international intervention to save the lives of non-Arab Darfurians .