Jamey Keaten, Associated Press

The warning followed reports that the Biden administration will provide Kyiv with Patriot surface-to-air missiles, the most advanced the West has yet provided to help Ukraine’s military repel Russian aerial attacks.

The World Trade Organization is considering easing global trade rules to enable more countries to produce more of the lifesaving vaccines.

The 12.03-carat 'Blue Moon' diamond, set in a ring, was said to be among the largest known fancy vivid blue diamonds and was the showpiece gem at the Sotheby's jewelry auction.

The co-pilot of Germanwings Flight 9525 appeared to have practiced a controlled descent on his flight into Barcelona just two hours before he intentionally crashed the A320 jet into a mountainside on the return flight to Duesseldorf, air accident investigators said Wednesday.

German prosecutors say the co-pilot of the Germanwings passenger plane that crashed in the French Alps had received treatment for suicidal tendencies.

One man sought in the deadly shooting at a French satirical paper has turned himself in, and police hunted Thursday for two heavily armed men with possible links to al-Qaida in the military-style, methodical killing of 12 people.

A motorcycle assailant opened fire with two handguns Monday in front of a Jewish school in the French city of Toulouse, killing a rabbi, his two young sons and a schoolgirl. One witness described him as a man chasing small children and "looking to kill."