Pursuing Racial Justice by Christianity Today (Free)
Christianity Today is offering thier book Purusing Racial Justice by their authors free. I don't always align myself with the views of CT, however they do offer thoughtful interaction with current issues in American culture.
From the publishers:
This free downloadable resource features thought-provoking essays by CT writers of color exploring themes of racial identity, faith, and the future of evangelicalism. Discussion questions accompany each essay to help you engage biblically with some of the most critical justice issues facing the church today.