Can We Enjoy Heaven Knowing of Loved Ones in Hell? - by R.C. Sproul:

Many of the toughest questions Christians face from skeptics involve the doctrine of eternal punishment and hell. But it is not only unbelievers who ask questions about hell. Many Christians have unbelieving loved ones who have died, and they wonder how they can enjoy heaven knowing that their loved ones are in hell. In this lecture, Dr. R.C. Sproul helps Christians understand what the Bible has to say about this deeply troubling question.