There is nothing new whatsoever about the question asked. It has been asked since he entered politics. Again nothing groundbreaking. Note below. As for the nationality question you ask I am pretty sure I have covered that in my initial post.Any American journalist who has asked Trump "hard" questions (i.e. non softball pitches that flatter him) are promptly either told they are "fake news" & ignored &/or banned from attending any further press conferences.
What does the nationality of a journalist have to do with asking Trump the hard questions?
We need more transparency from the "most powerful man in the world".

Trump's conflicts of interest: a visual guide
The president-elect claims he will be leaving his business interests ‘in total’, but the Trump Organization still stands to cross paths with the US government on multiple fronts