 Wars take a terrible toll whether 10,000 people are caught up in them or 10 million. But numbers can help us comprehend the scale of the violence. If we are understandably concerned about the 2 million civilians displaced in Gaza and the 3.7 million in Ukraine, we should also be worried about the welfare of civilians in Sudan, where the U.N. says more than 11 million people have been forced from their homes by violence. From KERA in Dallas, this is Think. I'm Chris Boyd.