the president said they tried to take me down. the president -- referring to a theory that it was ukraine and not russia that interfered in the 2016 election. that has been debunked. kurt volker released pages of text that show how the trump administration with the help of rudy giuliani was determined to push ukraine to investigate joe biden and his son as well as that debunked theory. on july 25th the day of trump's phone call with ukrainian president zelensky volker texted zelensky's aide. heard from the white house, assuming he will convince him to investigate and got to the bottom of what happened in 2016 we'll nail down date for visit to washington. but kurt volker insisted in his statement he never took part in an effort to urge ukraine to investigate joe biden and saying the suggestion he would be influenced by money for his son has no credibility to me. i know him as a man of integrity and dedication to our country. but kurt volker's involvement in influencing ukrainian policy is