Smoking Gun for WTC2 Demolition

In two different videos of the fall of WTC2, there is a flash in the undamaged upper northeast corner --right as the corner breaks (the upper undamaged section of WTC2 tilted then broke apart (disintegrated), with the NE corner breaking during the sequence).

Pre-flash:

The flash:

I've circled the flash:

Post-flash:


Second video, pre-flash:

The flash:

Flash is circled:

Post-flash:


Videos are here and here.

There are actually other flashes in the videos that seem to be part of the demolition sequence, though some of the teeny tiny flashes may be video artifacts.