Another big downward plunge in the morning, and a steady drift up from there for much of the afternoon on light volumes.
The US markets will be closed on Monday for the Martin Luther King holiday.
"Our government is the potent, the omnipresent teacher. For good or for ill, it teaches the whole people by its example. Crime is contagious. If the government becomes a lawbreaker, it breeds contempt for law; it invites every man to become a law unto himself; it invites anarchy."
Louis Brandeis, Olmstead v. United States, 1928