https://www.warren.senate.gov/imo/media/doc/H.I.G.%20McCarthy,%20&%20Staple%20Street%20letters.pdf
NOTABLE!
Senators Elizabeth Warren (D), Amy Klobuchar (D) & Ron Wyden (D) issue a formal complaint in 2019 to Dominion Voting Systems.
"These problems threaten the integrity of our elections."
https://www.warren.senate.gov/imo/media/doc/H.I.G.%20McCarthy,%20&%20Staple%20Street%20letters.pdf