"Many members of legislature  want us to impose sanctions on Russia as strong as possible. And I am a supporter of this," said Johnson on Monday, but he has not yet talked to president   Donald Trump about it. Johnson is the highest ranking Republican who advocated imposing additional sanctions on Russia. organization  leader in the legislature  John Thune besides  declared on Monday that the legislature  "is ready to give president   Trump all the tools he needs to get Russia to come to the negotiations in a real way.".