The gloves are off and the fight is on between two political titans. Malaysiakini provides a selection of the news reports and analyses on this battle royale.
Huge mandate: 'Pak Lah may not have it again'
The government's No 1 critic swings back into action in early 2007 after recuperating from his heart attack. Round 5 to continue...
Round 4 - Mahathir suffers heart attack
'The old man smashed Khairy's pot of rice'
Mahathir's 'doses of venom' sickens Pak Lah
There was a feeble attempt for reconciliation when the two men met briefly. But soon after it was clear that it did not work out. All eyes were on Mahathir on whether he would go to the Umno AGM. However, Mahathir sustained a self-inflicted blow when he suffered a mild heart attack. Round 4 a draw.
Round 3 - A humiliating defeat
Dr M: Khairy and 'Patrick Badawi' rule Terengganu
Govt will not reverse decision on bridge
Mahathir maintained his tempo in the beginning of the round by stating his intention to contest to be an Umno delegate to the party AGM. However, Abdullah finished strongly at the end of the round with a number of quick punches. Round 3 goes to Abdullah.
Round 2 - Tear gas 'attack'
'I was PM for the country, not my family'
Mahathir landed at Subang airport and launched yet another salvo at Abdullah. He elicited sympathy after he was pepper sprayed in Kota Bharu. Abdullah went further on the defensive. Mahathir drews blood when Khairy announced that he would sell his ECM-Libra shares. Round 2 goes to Mahathir .
Round 1 - Opening salvos
'Peace pipe' Zam in a fix
Mahathir kicked off the opening bout with a blistering attack on Abdullah. The ferocity of the attack took Abdullah by surprise. Abdullah immediately went on defensive with his not-so-elegant silence. At the end of the round, both men took overseas holiday. Round 1 goes to Mahathir .
It took us six years to get this interview. Ex-prime minister Dr Mahathir Mohamad talks to malaysiakini .
Dr M: He made some wrong moves
Former premier Dr Mahathir Mohamad, who led the nation for 22 years, is disappointed with certain decisions made by his handpicked successor who took over the reins three years ago.
Dr Mahathir Mohamad speaks on his differences with the present leadership over national carmaker Proton and the half-bridge to Singapore in this first of a three-part series.
That was the question put to him by a reporter during a function attended by Mahathir in Kuala Lumpur this afternoon.
Dr Mahathir Mohamad still holds the highest office in the country. Literally that is. As advisor to national oil company Petronas, he occupies the topmost floor of the world's second tallest building - Kuala Lumpur's Twin Towers.
As a matter of principle, children and wives of prime ministers should not conduct any business with the government, said former premier Dr Mahathir Mohamad in an interview with malaysiakini last week.
In this second part of the interview, 82-year-old Dr Mahathir Mohamad talks about PM's sons getting into business and politics, and press freedom.
Any reconciliation would signal that the ex-premier was wrong in sacking his former deputy. This is the final of the three-part Malaysiakini interview with Dr Mahathir Mohamad.
Ex-premier Dr Mahathir Mohamad defends his plan to build failed steel plant Perwaja, which suffered colossal losses, in this final of a three-part series.
THE MAHATHIR TAPES
A two-hour DVD depicting former Umno strongman Dr Mahathir Mohamad flaying the current crop of leaders for 'lacking courage' is currently making its rounds as the party celebrates its 60th anniversary.
The following is the final part of Dr Mahathir Mohamad's Q&A session with a group of Malay professionals in a close-door talk organised by think-tank Ikape.
Former prime minister Dr Mahathir Mohamad held a closed-door-session with a group of Malay professionals last year, where he addressed several interesting issues.