Fridayโs performance was part of a larger shift. For the week, the Dow, S&P 500 and Nasdaq fell 2%, 2.9%, and 3.5%, respectively. Such instructions could actually endanger people โ citizens receive air strike warnings via smartphone alerts. False news often spreads via public groups, or chats, with potentially fatal effects. Russians and Ukrainians are both prolific users of Telegram. They rely on the app for channels that act as newsfeeds, group chats (both public and private), and one-to-one communication. Since the Russian invasion of Ukraine, Telegram has remained an important lifeline for both Russians and Ukrainians, as a way of staying aware of the latest news and keeping in touch with loved ones. Some privacy experts say Telegram is not secure enough
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