Los Pumas head coach Felipe Contepomi has accused Tom Curry of shoving him in the tunnel after England's 27-23 victory over Argentina.
England extended their impressive unbeaten run to 11 matches with a hard-earned 27–23 win over Argentina at Twickenham on Sunday.
The Springboks will hold on to their number one ranking for this week, regardless of what happens in their huge game against Ireland on Saturday.
The Springboks will host England, Scotland, and Wales next year as the southern and northern hemispheres embark on the groundbreaking new Nations Championship.
England have moved up to third place in the latest World Rugby rankings, ahead of Ireland who also won over the weekend.
Japan head coach Eddie Jones says the frequency and severity of sanctions being handed out to players during international matches is getting out of hand.