Why does Skripal want to return to Russia?

I guess she feels safer  in the motherland

So who tried to kill her and her old man then - if it wasn't the Ruskies?

and why?
Ex-spy's daughter Yulia Skripal says she is lucky to be alive after nerve attack, hopes to return to Russia


http://www.abc.net.au/news/2018-05-...to-be-alive-hopes-to-return-to-russia/9794238