That 9/11 denial began with the French "journalist" who argued that no plane hit the Pentagon since in the impact site photos of the Pentagon, no object recognizable as a plane is visible.
Because, of course, a hollow tube of metal that slams into a concrete facade at 500 mph would never crumple or fragment.
This is the kind of thinking you find in a person who, stupid or not, already has their heart set on excusing or endorsing evil.
The lie in that story is that "no parts were recognizable". But there ARE fins and other elements. There are also lamp posts that were knocked down by the wings of the plane.
He alledges that the US fired a cruise missile PAINTED to look like a plane into the Pentagon. How convenient that there was a plane hijacked that day. He offers no explanation where the people are today who were on that fateful flight.
Those books (he wrote 2) were bestsellers in France. Told me all I needed to know about their take on the War On Terror.