In an interview with a French rugby newspaper, Etzebeth questioned the motives of the individuals accusing him. He said they were pointing the finger at the wrong person.
Liverpool needed the aid of VAR to re-establish their 13-point lead at the top of the Premier League with a 1-0 win over Wolves on Sunday as a late Chelsea fightback inflicted a 2-1 defeat on Arsenal in Mikel Arteta's first home game in charge.
The 107-run victory in the first Test at Centurion Park came a fortnight after Boucher, 43, was appointed to the post after a shake-up of Cricket South Africa’s structures at the start of the month.
The 32-year-old Scot suffered the injury playing for Britain in the Davis Cup last month and will also miss the inaugural ATP Cup team event across three Australian cities in early January.
Victoria state police said two New Zealanders were removed from the stadium during day three of the second Test on Saturday and banned for 24 hours over their behaviour.
The Black Caps went to lunch at 38 for three with Tom Blundell, a makeshift opener called up for the axed Jeet Raval, on 22 and Henry Nicholls not out one.
Xhaka has had a fractured relationship with the fans since he reacted angrily to being booed when he was substituted against Crystal Palace in October.