Gotta see it, but unless he's got his arms wrapped all the way around him, I think I have nothing. (As long as that "throw" is not a PF of some sort)
ARTICLE 4. a. Defensive players may use hands and arms to push, pull, ward
off or lift offensive players when attempting to reach the runner.
b. Defensive players may not use hands and arms to tackle, hold or otherwise
illegally obstruct an opponent other than a runner.
PENALTY—10 yards [S42].
c. Defensive players may use hands and arms to push, pull, ward off or lift
offensive players obviously attempting to block them.