Donald Trump’s angry words online spur warnings of real violence

The entrance to the FBI headquarters in Cincinnati. An armed man decked out in body armour tried to breach a security screening area at the FBI field office. Federal authorities and experts who study online extremism are warning of the risk of additional attacks on federal law enforcement following the FBI's search of ex-President Donald Trump's Florida home, Mar-a-Lago. — The Cincinnati Enquirer via AP

WASHINGTON: A man armed with an AR-15 dies in a shootout after trying to breach FBI offices in Cincinnati. A Pennsylvania man is arrested after he posts death threats against agents on social media. In cyberspace, calls for armed uprisings and civil war grow stronger.

This could be just the beginning, federal authorities and private extremism monitors warn. A growing number of ardent Donald Trump supporters seem ready to strike back against the FBI or others who they believe go too far in investigating the former president.