history: My sister in law should have never had kids.  She refuses to take care of them and let's my mother in law basically raise them while she goes out and spends all sorts of money on herself. I don't know if you have kids_comma_ but my sister in law is a person that should have never had them.
current: I do. Why do you say that about her?
next: She refuses to take care of them, letting my mother in law basically raise them, while she goes out and spends every dime she makes on herself.