America's problem with race has deep roots, with the country's foundation tied to the near extermination of one race of people and the enslavement of another. Racism is truly our nation's original sin.

"It's time we right this unacceptable wrong," says bestselling author and leading Christian activist Jim Wallis. Fifty years ago, Wallis was driven away from his faith by a white church that considered dealing with racism to be taboo. His participation in the civil rights movement brought him back when he discovered a faith that commands racial justice. Yet as recent tragedies confirm, we...