"In short: Donald Trump says there could be more charges made against political figures.
"He has pushed for charges against former national security adviser John Bolton and Democratic senator Adam Schiff. What's next?
A legal expert says opposing Mr Trump or his administration now comes 'at grave risk'.
...
"Mr Comey, who was indicted on charges of false statements and obstruction of a congressional proceeding, led the FBI when it began an investigation into ties between Trump's 2016 campaign and the Russian government.
"Mr Comey has professed his innocence and vowed to fight the case in court.
"The indictment marked the first time the Trump administration used the power of criminal prosecution against a prominent adversary."