The trouble with glass walls

Caller: This is Apple security reporting a medical injury.

Dispatcher: OK, what is the address of the emergency?

Caller: Apple Park Way. 1 Apple Park Way.

Dispatcher: ...so tell me exactly what happened.

Caller: We had an individual who ran into a glass wall pane and they hit their head. They have a small cut on their head and they are bleeding, slightly disoriented. We have on site security with them right now.