The mayor of Sloviansk has urged residents to take shelter as his city faced "massive shelling." Elsewhere, more than 40 nations have vowed to support Ukraine's recovery.
Telegram boasts 500 million users, who share information individually and in groups in relative security. But Telegram’s use as a one-way broadcast channel – which followers can join but not reply to – means content from inauthentic accounts can easily reach large, captive and eager audiences.