Washington: The Biden administration has publicly warned that Russia might seek to use chemical or biological weapons in Ukraine as the White House rejected Russian claims of illegal chemical weapons development in the country it has invaded.

Baltimore: The first person to receive a heart transplant from a pig has died, two months after the groundbreaking experiment, the Maryland hospital that performed the surgery announced Wednesday.

 Ukraine's President Volodymyr Zelenskyy has urged British MPs to designate Russia as a "terrorist state" after President Vladimir Putin ordered a special military operation against his nation and called for tougher sanctions on Moscow to "make sure our skies are safe".

The United States administration has said that it consulted its European allies before banning the import of Russian oil and gas while stressing that it recognizes not all of its partners were in a position to follow suit.

Washington: US President Joe Biden has decided to ban Russian oil imports, toughening the toll on Russia's economy in retaliation for its invasion of Ukraine, according to a person familiar with the matter.

The humanitarian crisis in Ukraine deepened Monday as Russian forces intensified their shelling and food, water, heat and medicine grew increasingly scarce, in what the country condemned as a medieval-style siege by Moscow to batter it into submission.

 India, which has managed to safely bring back over 20,000 of its nationals from Ukraine amid the ongoing war, said it is deeply concerned that despite its repeated urgings to both Russia and Ukraine, the safe corridor for Indian students stranded in eastern Ukrainian city of Sumy did not materialise.

London: Leading Russian banks are looking into issuing cards that operate on a Chinese payment system after Visa and Mastercard said they would cut their services in Russia over the invasion of Ukraine.