This is why I will do all I can to prevent Susan Thornton from ever being confirmed as Asst Secre­tary of State for E. Asian & Pa­cific Af­fairs. She is in Tokyo undermining @POTUS by advocating for partial surrender of nukes by #NorthKorea as acceptable https://t.co/42uyhx5tVx

— Marco Rubio (@marcorubio) May 17, 2018