The FBI says one the biggest threats is domestic terrorism.
> In recent years, federal authorities have described American extremists as the most urgent terror threat to the country and beefed up resources against them, carrying out a wave of prosecutions this year to head off potential violence as the presidential election approached.
> In recent years, federal authorities have described American extremists as the most urgent terror threat to the country and beefed up resources against them, carrying out a wave of prosecutions this year to head off potential violence as the presidential election approached.
https://www.propublica.org/article/domestic-terrorism-a-more...