The events of 9-11 have become something of the granddaddy of conspiracy theories.

To this day, many believe it was an inside job conducted by the U.S. government.

Among the structures that collapsed on that day was Building 7, which came down hours

after the others and was not struck by an airplane.

Today, we're going to find out if Building 7 is indeed the smoking gun some claim it is.

World Trade Center Building 7 is coming right up. Un-skeptoid.

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World Trade Center 7. The lies come crashing down.

Today, we're going to point our skeptical eye once again at the events of September 11th,

specifically at World Trade Center 7, the building that collapsed after the twin towers

for no apparent reason, in a manner consistent with a controlled demolition.

We're entering the weird, wild, and wacky world of conspiracy theories,

men in black, deceit, doubt, mistrust, and delusion, but on which side.

First, let's be clear about what the two sides are, then we'll examine the evidence supporting

each of them. The conspiracy theory states that World Trade Center 7 was a controlled demolition,

an intentional destruction of the building by our government. The evidence supporting this

theory is threefold. First, the video of the collapse and the tidy distribution of the resultant

...