At a Senate intelligence committee hearing in November on Social Media Influence in the 2016 U.S. Elections, Sen. Dianne Feinstein said about Russian interference in the 2016 election, “What we’re talking about is a cataclysmic change. What we’re talking about is the beginning of cyber warfare.”

Source: Election Interference, As We Understand It Today, Is Not A Cybersecurity Issue – Lawfare