Ukrainian President Volodymyr Zelensky expressed his delight on Tuesday after Kiev's successor to the Soviet-era KGB arrested the country's most prominent opposition leader.
A verified Twitter account of a United Kingdom government official tweeted an allegation that Russia forces have used chemical weapons in an attack on the city or Mariupol.
Sunday's 64th Annual Grammy Awards on CBS focused mostly on music instead of politics, with the notable exception of a surprise appearance via video from the president of the Ukraine.