According to the Sin Chew daily cited by the newspaper, Kim Jong-nam’s son Kim Han Sol agreed to provide a DNA sample in an arrangement facilitated by Interpol.
Kim Jong-nam, the eldest son of North Korea's late leader Kim Jong-il and older half-brother of North Korean leader Kim Jong-un was killed as he was preparing to board a flight to Macau on February 13.
On Sunday, Malaysian authorities confirmed that they were working with Interpol to apprehend alleged accomplices in the murder of Kim Jong-nam. A day later, ambassador of North Korea to Malaysia Kang Chol called for a joint Pyongyang-Kuala Lumpur investigation into the murder of Kim Jong-nam, however, on Wednesday, Malaysian police said Kuala Lumpur opposed a joint investigation and called on Pyongyang to transfer four suspects in Kim's killing.