Xinhua world news summary at 1530 GMT, Feb. 25

A powerful storm system on Wednesday hit the U.S. east coast after striking Gulf states on Tuesday, killing at least three people in Virginia and causing mass power outages across the region.

According to the National Weather Service, severe weather conditions could last into Wednesday evening and millions of people were somehow at risk. (U.S.-Storm System)

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JAKARTA -- An Explosion in the construction of a power plant in North Sumatra, Indonesia killed 7 workers and seriously wounded 6 others, a senior official from the disaster management agency said on Thursday.

The blast took place in a tunnel located in Rih Tengah village of Karo district on Tuesday, said Jonson Tarigan, secretary of local disaster management agency at the district. (Indonesia-Explosion-Death Toll)

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KABUL -- Some 50 militants and three soldiers had been killed during military operations across Afghanistan within one day, the Defense Ministry said on Thursday.

"About 50 militants, including 46 Islamic State (IS) militants, have been killed, 26 wounded and one militant was detained as Afghan army, police and intelligence agency personnel launched several cleanup and military operations throughout Afghanistan over the past 24 hours," the ministry said in a statement. (Afghanistan-Clash)

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ABUJA -- At least four dead bodies have so far been recovered as rescue operation commenced at the site of a huge explosion which rocked a divisional police headquarters in Jimeta town of Nigeria's northeastern state of Adamawa on Thursday, local rescue workers said.

Twenty injured people have also been rescued and conveyed to local hospitals in the area for treatment, a spokesperson of the state emergency team told Xinhua. (Nigeria-Blast) Endi