In response Stephanie Foster to her Publication
There would be glass inside and out. One would think they would have some reinforced glass and better security. Doesnt look like they live in a gated community either.
By the spray of glass having been pushed thru some, that level of powderery stuff implies security glass, a different composite. You don't just break that out, and it would be inside, not outside. AND like ya said scatter from possible movement.