I wonder if cps is looking at all the other children:

[niyad]

Peterson has several children -- he has never publicly stated how many, but it is believed he has fathered between five and seven children. He married for the first time earlier this year.

http://www.thenewcivilrightsmovement.com/breaking_adrian_peterson_investigated_for_abuse_against_another_child

patriarchal society has nasty names for the women who give birth to children from different fathers. but, there do not seem to be many uncomplimentary ones for the man who impregnates multiple women.