Barnaby Joyce says some of Christian Porter's colleagues want his 'head on a plate'

Nationals MP says attorney general should seek independent inquiry into rape allegations

• Two cabinet ministers attended event at which woman alleged Christian Porter raped her
• Australia's largest law firm in uproar after taking Christian Porter as client

Nationals MP Barnaby Joyce has made a plea for an independent inquiry into rape allegations against Christian Porter, saying many people, including some Liberal MPs, want his head on a plate".

Porter, the attorney general, is on mental health leave this week and has strongly denied raping a woman when they were both teenagers in 1988.