The United Nations Human Rights Council voted to launch an investigation into the alleged killings of tens of thousands of Filipinos by police in a yearslong drug war-a rare international rebuke of Philippines President Rodrigo Duterte, who started the campaign against narcotics.

The vote passed 18 to 14 on Thursday at a meeting of the council in Geneva. The Philippines and China, both among the council's 47 members, voted against it. The remaining 15 members abstained.

The resolution calls on the Philippines to carry out impartial investigations into alleged extrajudicial killings and to cooperate with U.N. representatives assigned to prepare a report on the human-rights situation in the Philippines. The report would need to be presented to the council for action in June 2020.

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