Here is a great 9/11 documentary that I have just recently watched by the YouTube Channel "Near Death Experiment". It covers much of Dr. Judy Wood's book "Where Did The Towers Go?" regarding the dustification of the World Trade Center Complex and the overall video and documentary quality is amazing!
Rumble link:
https://rumble.com/v4a8ixu-911-the-best-explainer-documentary-youll-ever-see.html
For more 9/11 info, checkout my full ongoing series: https://steemit.com/truth/@mes/911