Mr. GERSON: This is, you know, one of those places in the world where the conscience of the world is tested and engaged and where failure would have a harsh historical judgment.

NPR: Darfur Violence Pits Sudan Against the U.N.

Separately, in Darfur, the deaths of hundreds of thousands shocked the conscience of the world.

WHITEHOUSE: President Obama Attends Ministerial Meeting on Sudan

"The current humanitarian crisis in the North Kivu province is a scar on the conscience of the world, " he said.

CNN: Congo peace talks open with U.N. plea