The Latest on Malaysia’s investigation into the apparent assassination of the half brother of North Korean leader Kim Jong Un (all times local):

4:45 a.m.

Malaysian police have completed a sweep of the airport terminal where the exiled half-brother of North Korea’s leader was attacked and say they found no trace of the nerve agent that was suspected to have been used to kill him.

Senior police official Abdul Samah Mat, who is leading the investigation, declared the budget terminal at Kuala Lumpur’s airport a “safe zone” after the sweep detected no hazardous material. More than a dozen officers in protective gear conducted the two-hour sweep early Sunday.
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The sweep involved officers from the police’s chemical, biological, radiological and nuclear teams, as well as the fire department’s hazardous materials unit and the government’s atomic energy board.

Abdul Samah says the budget terminal is “free from any form of contamination of hazardous material.”

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2:30 a.m.

Malaysian authorities have begun sweeping the airport terminal where North Korean ruler Kim Jong Un’s half brother was killed to check for possible traces of the nerve agent that was suspected to have been used in the attack.
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The sweep started around 2 a.m. Sunday with parts of the departure hall of the budget terminal, where Kim was killed, cordoned off. It involved officers from the police’s chemical, biological, radiological and nuclear teams, as well as the fire department’s hazardous materials unit and the government’s atomic energy board.

Police officials say no flights are scheduled at the terminal during the sweep.