I wrote:Perhaps JB was supposed to be silenced, but instead screamed and the scream might have alerted people in the house or outside, and he panicked and made sure she wouldn`t scream again, so he struck her hard.
SuperDave wrote:
Isn't that what I said?
Sorry, what I was thinking is that he got scared about the scream or something messed his plans, and he didn`t dare run out of the house by himself either, but wondered what to do in the basement, wondered if he had left traces of himself, etc. and didn`t just leave JB and run.