[durasell]

No idea if she planned it or not.

[Pikachu_Dad]

I think perhaps you do already know the answer.

If she was insane, would she have not attacked at any time - regarless of who was there or not?

Why did she wait til she was alone for a very brief period to commit her act?

[Pikachu_Dad]

But in the hour between Rusty's 9 a.m. departure that Wednesday morning to his job as a NASA engineer and Dora's expected 10 a.m. arrival to see her grandchildren, Yates used all her strength to cut their lives short.

She only had ONE hour to do this.