Who is David Chandler?David Chandler is a retired physics teacher. He has provided independent research and scientific understanding of the events of 9/11. Chandler's work has been primarily video measurement and analysis of the physics, to come to an understanding of the true nature of the building collapses on September 9/11.
What is 9/11?The September 11 attacks (also referred to as 9/11) were a series of four coordinated terrorist attacks. Reportedly carried out by the Islamic terrorist group al-Qaeda against the United States on the morning of Tuesday, September 11, 2001. The attacks killed 2,996 people, injured over 6,000 others, and caused at least $10 billion in infrastructure and property damage.