"American firepower, equipment and training mean that a hundred
young Shia men die in the fighting for every American who is killed"
Gwynne Dyer has detailed background on Moqtada al Sadr, [CommonDreams/TorontoStar 17.Aug.04] and some possible reasons the current US government has targeted him. None of which are morally sound, or good for America.
It needs emphasizing that al Sadr is from Najaf, that it's his home he's defending.