"Because I'm a Christian, I believe death is not the end... and that provides Hope for justice."
This 7 minute video is one of the best explanations I've heard on the topic - John Lennox addresses the atheist's concerns head on.
To see the video, click this link: Video
To see a simple graph of this presentation, click this link: Graph
To see another video that is 1 hour and 30 minutes of John Lennox at Rice University - absolutely outstanding speech, roundtable and Q&A on the topic of suffering: Video 2