Pathologist testifies on signs Kim Jong Nam was poisoned

The two women 'pawns' facing death penalty over assassination of Kim Jong-un's brother

He immediately sought help from airport staff, but collapsed and died minutes later. In February, Malaysian investigators said they were looking for the four North Korean men, who, they said, had been filmed by a security camera at the same airport on Feb. 13.

He went to live in the Chinese territory of Macau, where he developed a reputation for visiting casinos and drinking in local restaurants. Kim Jong Un is known for his violent execution methods, which have included anti-aircraft guns.

Drawing on interviews with a leading North Korean defector, diplomats, Kim Jong-nam's school friends and even a former North Korean secret agent, North Korea's Deadly Dictator sheds light on the inner workings of the Kim family, and how Kim Jong-un is trying to ensure his regime's survival.

The young leader, however, proved to be savvy and ruthless in his consolidation of power, ordering the execution of his uncle and mentor, Jang Song-thaek, in 2013.

To a question from Deputy Public Prosecutor Wan Shaharuddin Wan Ladin why Jong-nam had to be intubated, the fourth witness said this was because the patient's oxygen circulation was slow and could not return to normal saturation levels despite the provision of a face mask and a hydro mask.

Photos on the page show Huong wearing a white shirt that says "LOL", like the one seen during the attack.

The defense maintains that the pair was duped into thinking they were taking part in a TV prank show, while the prosecution insists there is evidence of "common intention to kill the victim".

But they could have also been exposed to a low dose of the poison, washed their hands with soap and water or ingested an antidote, she said. It shows her posing for selfies in January in Cambodia and in Kuala Lumpur a few days before the attack. He said Kim was clutching his head in apparent pain before a seizure.

At least seven North Korean agents are believed to have directed the women to carry out the plot.

Those three were later allowed to fly home in exchange for nine Malaysians allowed to leave Pyongyang.

He died on the way to Putrajaya Hospital from klia2, sparking a diplomatic row between Putrajaya and Pyongyang.

Malaysia's Ministry of Foreign Affairs has banned all its citizens from travelling to North Korea until further notice citing "the escalation of tensions in the Korean Peninsula and related developments arising from missile tests".

Representatives of more than 10 foreign media agencies including from South Korea, North Korea, Indonesia and Japan registered at the special counter at the court complex under scrutiny by the police.