Xinhua world news summary at 0030 GMT, May 24

Nigeria's military on Saturday claimed scores of terrorists were killed in an operation carried out by troops in the northeastern state of Borno, where intensive efforts to rout the Boko Haram is currently going on.

A statement by the defense headquarters said despite continuous encounter with large number of land mines which still litter the Sambisa forest, one of the major camps and training ground of Boko Haram, troops still forged ahead with the operations on Friday, seizing several weapons and equipment of the terrorists after the encounter. (Nigeria-Terrorists)

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WASHINGTON -- A white police officer in the U. S. state of Ohio was found not guilty on Saturday of voluntary manslaughter in the killing of an unarmed black man and a woman after a car chase in November 2012.

After a month-long trial, a judge found Cleveland Officer Michael Brelo, 31, not guilty of two counts of felony voluntary manslaughter in the deaths of Timothy Russell, 43, and Malissa Williams, 30. (US-Cleveland Police Shooting Case)

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UNITED NATIONS -- The 2015 Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) concluded here on Friday without approving a final document. < Due to major differences on building a Middle East free of nuclear weapons and all other weapons of mass destruction, the conference failed to reach consensus on a final document. (UN-NPT-conference)

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NEW DELHI -- More than 150 people have died due to intense heat wave in the southern Indian states of Andhra Pradesh and Telengana in the last three days, a senior health official said Saturday.

"While 80 people have died due to heat stroke in Andhra Pradesh, 70 others have died in the neighboring state of Telengana since Thursday," the official said, on condition of anonymity. (India-Heat Wave-Death)

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BOGOTA -- China and Latin America should promote cooperation at the spiritual level along with their fruitful collaboration at the physical level, Chinese Premier Li Keqiang said here Friday.

Speaking at a symposium on China-Latin America cultural exchange, which was also attended by Colombian President Juan Manuel Santos, Li noted that Beijing and Bogota reached an array of agreements on bilateral practical cooperation during his visit. (Premier Li-LatAm-Culture)

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BUJUMBURA -- The leader of a Burundi opposition party was killed Saturday night as he was heading home in the Burundian capital of Bujumbura, witnesses told Xinhua.

The witnesses said Zedi Feruzi, chairman of the Burundian Union for Peace and Development (UPD-Zigamibanga), was shot by unidentified people when he was walking home in Bujumbura's Ngagara district, adding that one of his guards was also shot dead and another seriously injured. (Burundi-Opposition Leader-Death)

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WASHINGTON -- The U.S. Senate on Saturday rejected a bill that would curb the country's National Security Agency (NSA)'s bulk collection of telephone data, leaving it uncertain the fate of the once-secret program ahead of its expiration at the end of the month.

The bill, USA Freedom Act, which would have ended the NSA's bulk collection but preserved its ability to search the records held by phone companies on a case-by-case basis, fell three votes short of the 60 votes needed for passage in the Senate. (US-NSA-Surveillance)

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CAIRO -- The Egyptian prosecution referred on Saturday 61 affiliates of the currently-outlawed Muslim Brotherhood group to military trial over terrorist activities and plots, official MENA news agency reported.

The defendants are accused of carrying out and plotting terror acts in response to the ouster of former Islamist President Mohamed Morsi in July 2013, after mass protests against his one-year rule, and the following security dispersal of pro-Morsi sit-ins, which left about 1,000 killed and thousands more arrested. (Egypt-Muslim Brotherhood) Endi