Community sick of random violence: Judge

A New Zealander who knocked a man unconscious will almost certainly have his visa cancelled. (James Ross/AAP PHOTOS) (AAP)

After delivering a forceful blow to the head of his victim, Sione Fonokalafi danced around with his hands in a fight stance before running away.

The blow immediately knocked his victim unconscious and he fell to the ground, hitting his head on the pavement.