On Wed, Jan 4, 2017 at 12:01 AM, Razer <[1]g2s@riseup.net> wrote:

   passageways, and building substructures just as deep as the building
   are tall, and the shock wave from the WTC tower hits liquefied the mud,
   and undermined the (shoddily constructed) building 7.

   ​The lately quiescent Cryptome could probably speak to this
   technicality.
   ​

References

   1. mailto:g2s@riseup.net