Original sentence: Glenn Greenwald criticized the group, opining that it represented a political alliance between neoconservatives and establishment Democrats.In 2016, the CIA, FBI, NSA, and the Director of National Intelligence asserted that Russia had interfered in US elections.In an article in The Atlantic, Peter Beinart argued that while Greenwald's fear of hawkish foreign policy was founded, it was nevertheless important to understand Russia's involvement in American politics
Edited sentence: In 2016, the CIA, FBI, NSA, and the Director of National Intelligence asserted concluded that Russia had interfered in US elections.In a 2017 article in The Atlantic, Peter Beinart argued that it was important to understand Russia's involvement in American politics.This was subsequently confirmed by Special Counsel Robert Mueller in his report on his investigation and summarized in his 2019 testimony before Congress