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This photo taken on February 11, 2007 shows a man believed to be then-North Korean leader Kim Jong-Il's eldest son, Kim Jong-Nam, walking amongst journalists upon his arrival at Beijing's international airport. The half-brother of North Korean leader Kim Jong-Un, who has been murdered in Malaysia, pleaded for his life after a failed assassination bid in 2012, lawmakers briefed by South Korea's spy chief said on February 15, 2017. / AFP / JIJI PRESS / JIJI PRESS / Japan OUT (Photo credit should read JIJI PRESS/AFP/Getty Images)

This photo taken on February 11, 2007 shows a man believed to be then-North Korean leader Kim Jong-Il's eldest son, Kim Jong-Nam, walking amongst journalists upon his arrival at Beijing's international airport.
The half-brother of North Korean leader Kim Jong-Un, who has been murdered in Malaysia, pleaded for his life after a failed assassination bid in 2012, lawmakers briefed by South Korea's spy chief said on February 15, 2017. / AFP / JIJI PRESS / JIJI PRESS / Japan OUT        (Photo credit should read JIJI PRESS/AFP/Getty Images)