"I have been a witness, and these pictures are my testimony.
The events I have recorded should not be forgotten and must not be repeated".
James Nachtwey is one of the worlds best war photographers, with a career that spans decades. He has been the subject of a documentary (simply called War Photographer) which is available on DVD.
Take a look at this clip on YouTube, but be warned, it contains scenes of death http://www.youtube.com/watch?v=KMR1dTSR-lA