mrfusion

for the glass fragment to strike her, the glass has to be smash at a precise speed and precise angle with a precise orientation, and possibly if the glass has any pre-existing defect.
: P8 @9 }* Z3 u, u  N2 {. E; a; c+ Rtvb now,tvbnow,bttvb0 d5 }  M9 N" n
the possibiolity is endless which will make it impossible to repeat the experiment.