Borthwick addresses England rugby team's discipline issues ahead of Nations Championship

• Steve Borthwick admits England must quickly adjust from Premiership to Test rugby for a successful autumn campaign.
• Borthwick seeks clarity from referees to address England's discipline problems.
• England has faced high penalty counts and multiple cards in recent matches.
• Borthwick urges players to improve discipline and keep 15 players on the field.
• England has received 14 yellow cards and one red card in 2023.