“If we are right,” they added, “this is Russia trying to influence how Americans vote in this election, and we believe strongly that Americans need to be aware of this.”
Nick Shapiro, a former top aide under CIA director John Brennan, provided POLITICO with the letter on Monday. He noted that “the IC leaders who have signed this letter worked for the past four presidents, including Trump. The real power here however is the number of former, working-level IC officers who want the American people to know that once again the Russians are interfering."
https://www.politico.com/news/2020/09/29/john-ratcliffe-hillary-clinton-russia-423022
The former Trump administration officials who signed the letter include Russ Travers, who served as National Counterterrorism Center acting director; Glenn Gerstell, the former NSA general counsel; Rick Ledgett, the former deputy NSA director; Marc Polymeropoulos, a retired CIA senior operations officer; and Cynthia Strand, who served as the CIA’s deputy assistant director for global issues. Former CIA directors or acting directors Brennan, Leon Panetta, Gen. Michael Hayden, John McLaughlin and Michael Morell also signed the letter, along with more than three dozen other intelligence veterans. Several of the former officials on the list have endorsed Biden.