Quinton de Kock

ICC probe David Warner-Quinton de Kock exchange; Nathan Lyon charged for dropping ball on AB de Villiers

CCTV footage from the tunnel at Kingsmead showed Australia vice-captain Warner and De Kock involved in a fiery discussion as players climbed the stairwell to their dressing rooms during the tea break on day four.

The footage revealed Warner being restrained by his team-mates before his captain Steve Smith ushered the opening batsman away.