jong dynamically w kim jong n traveling. they have that one woman in kuft dichlt intelligence officials herein side korea are saying they do believe he was poisoned and they believe the two asian women were involved in this killing. they re not giving us indication of what sort of evidence they have to prove that, but this happened at an international airport. there are cameras everywhere so investigators are sifting through hours and hours of camera footage at this point. investigators also waiting for the results of an autopsy on the body. jake? paula, kim jong-un was obviously behind the murder, death, assassination, whatever, of his uncle. what are authorities saying about the possible role kim jong-un may have played in his half brother s death? reporter: well, it was interesting. within half an hour of this story breaking, korean media had guests on talking about why this hadn t happened sooner. there is a general assumption herein side korea that north korea is behind it.