In Hotel Rwanda, he portrayed a hero who fought genocide. Now the Darfur activist and co-author of a new book, Not on Our Watch, is trying to halt another horror. Don Cheadle will now take your questions
What is the most effective way for the average American to make a difference in Darfur? Baylor Bennett, BOSTON
When I am asked that question, I like to ask, In what area of your life do you wield influence? Are you a member of a church group? A book club? There are many ways, and none of them can be overlooked when you are talking about trying to create a collective awareness. You never know where water is going to find its level and finally reach someone.
Should the U.S. be a watchdog of the world when we have our own...