fwd couple minutes for the actual footage.
Quote from BBC News:
WikiLeaks has posted a video on its website which it claims shows the killing of civilians by the US military in Baghdad in 2007.
The website's organisers say they were given the footage, which they say comes from cameras on US Apache helicopters.
They say they decrypted it, but would not reveal who gave it to them.
According to Breaking News:
Senior U.S. official confirms authenticity of video posted by WikiLeaks.org showing U.S. attack on Iraq civilians - AP