They want to amend the First Amendment so that it no longer protects political speech.
Check it out:
I’m old enough to remember when American liberals cherished the freedom of speech guaranteed by the First Amendment. They celebrated especially the freedom accorded those with unpopular beliefs and protested attempts to squelch the expression of differing opinions.
Today things are different. American liberals are not challenging the Supreme Court rulings extending First Amendment protection to nude dancers, flag burners and students wearing antiwar armbands. They are content to leave these as forms of protected free speech.