What is she going to do about it?
Nothing, of course. "Highly likely"? "Of the kind developed by Russia"? She knows nothing for certain, and she couldn't do anything if she did.
Meanwhile, deeply dodgy people from that very country, who obtained British citizenship while she was Home Secretary, have donated not very far off a million pounds, that we know about, to her political party while she has been the Leader of it.
Labour, meanwhile, has to make do with occasional appearance fees from RT, which other people will have if they do not want them. In fact, Conservative MPs have made four times more even out of that than Labour ones have.
Now, when is the gas going to be turned off? We all know who has the power here.