Your summary gets a couple of the facts wrong, according to the 'petition.' If a US soldier killed al-Sadr in May, then how did he cause such a ruckus this summer and fall? The petition states that Maynulet killed al-Sadr's
driver, not al-Sadr himself.
That, and apparently the incident was caught on film by a surveillance drone (UAV), not a satellite. If we had satellites that could film something in that kind of detail, we wouldn't be displaying the footage in a court-martial hearing.
Edit: That, and apparently the guy already got three years:
http://www.cbsnews.com/stories/2004/...in659673.shtml