BEIJING, Feb. 15 (Xinhua) -- China is closely following developments concerning the reported death of Kim Jong Nam, Foreign Ministry spokesperson Geng Shuang said Wednesday.

Geng said China was aware of coverage of the issue. "As far as we know, the incident happened in Malaysia. The Malaysian side is conducting an investigation," he told a routine press briefing.

Media reports said Kim Jong Nam, the elder half-brother of the top leader of the Democratic People's Republic of Korea, was found dead in Kuala Lumpur Monday.

The Malaysian police said Wednesday that a female suspect had been arrested at Kuala Lumpur International Airport terminal two, where Kim Jong Nam requested help after feeling unwell Monday. He died on the way to hospital.

The suspect, who was carrying a Vietnamese passport, was identified from the surveillance video footage at the airport, according to the Malaysian police.