Stocks closed in the red Friday as investors weighed upbeat remarks from Russian President Vladimir Putin about diplomatic discussions with Ukraine against a weaker-than-expected print on U.S. consumer sentiment. Again, in contrast to Facebook, Google and Twitter, Telegram's founder Pavel Durov runs his company in relative secrecy from Dubai. False news often spreads via public groups, or chats, with potentially fatal effects. The Russian invasion of Ukraine has been a driving force in markets for the past few weeks. Anastasia Vlasova/Getty Images
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