LATEST: Woman arrested in Malaysia over death of N Korean leader's half-brother

Latest: Malaysian police say they have arrested a woman in connection with the death of North Korean leader Kim Jong Un's half-brother.

Update 10.55am: Malaysian police say they have arrested a woman in connection with the death of North Korean leader Kim Jong Un's half-brother.

The statement said that the woman was arrested at Kuala Lumpur International Airport. She was carrying Vietnamese travel documents.