The use of « as to »

Are the use of « as to » correct in the following sentences or are the other options better?

Are the sentences written correctly and grammatically?

She is very virulent in/as to her claims about energy policy.

Does this goal (he’s just scored) spark a debates as to who will be starting the games from now on?

Does his emergence as a reliable and consistent player change anything as to/about who is going to start the games?

We will have the transcription of/as to what really happened tomorrow.

Thank you for the time spent.