Was 9/11 The Most Secretive Cover-Up in Modern American History?

Half of Americans believe they haven't been told the whole story about 9/11. We've all heard the conspiracy theories, but why do they continue to grip some people so tightly? In this thought-provoking exploration of one of America's greatest tragedies, victims' families, a senior politician and intelligence agency insiders discuss their belief that there's much more to this story than we know. 25 years after 9/11, this documentary looks into the theories surrounding the attack and investigates whether information is being withheld. Instagram - @realstori… Video by YouTube channel.