A former graduate student in Chicago was sentenced to eight years in prison Wednesday for spying for the Chinese government by gathering information on engineers and scientists in the United States.

Senator Elizabeth Warren, a longtime crypto critic, warned recent turbulence in the digital asset space will only continue unless a host of regulators strengthen protections for investors.

The Democratic Republic of Congo (DRC) on Tuesday denounced Rwanda's accusation that a Congolese fighter jet violated Rwandan airspace, alleging the aircraft was attacked by Rwandan forces in a "deliberate act of aggression that amounts to an act of war."

Diplomatic efforts to prevent Iran developing a nuclear weapon should restart, said International Atomic Energy Agency chief Rafael Grossi, who warned that Tehran has amassed enough material for "several nuclear weapons."

The Zambian student who died in battle in Ukraine was buried Wednesday in a private ceremony in his home country, a family spokesman told CNN.

In a distinguished 30-year career with London's Metropolitan Police, Dal Babu has seen his fair share of shocking behavior.

Tens of millions of people across East Asia braved a severe cold snap Wednesday as subzero temperatures and heavy snow brought travel chaos during the Lunar New Year holiday, with climate experts warning that such extreme weather events had become the "new norm."

"If something happens to me, don't cry," Leonardo Hancco told his wife, Ruth Barcena, the morning of December 15 in Peru's southern city of Ayacucho.

New Zealand welcomed a new prime minister on Wednesday, six days after Jacinda Ardern's shock resignation ahead of an upcoming election.

Five crew members have been rescued and efforts are underway to save 17 others after a cargo ship capsized off Japan's Nagasaki prefecture on Wednesday, the Japan Coast Guard told CNN.