drawing a line and saying no to the president over his son-in-law. saying that on national security grounds and there are concerns about the behavior of a white house senior advisor and cont t contacts with multiple foreign countries, serious concerns they would rank among the biggest scandals in any modern presidency even if there weren't bizarre and complicated nepotism concerns layered in the middle of this same scandal. joining us now is shane harris of the washington post, one of four reporters that broke this big story tonight. mr. harris, congratulations on this very big story. thanks for joining us tonight. >> thanks, rachel. >> let me ask you about h. h.r.mcmaster. there is discussions about white house concerns and specificity about mcmaster learning about