· Trading was intermittently halted on at least 20 regional banks as the velocity of money forced regulators to intervene as fear gripped Wall Street
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· Sell-off hit the Big Four trillion-dollar banks: Citigroup's share price dived 7.45%, Wells Fargo sank 7.1%, Bank of America plunged 5.8% and JP Morgan fell 1.8%
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· Former Trump staffer Steve Moore warned: 'The system is sound, but I do think you have a lot of major banks that are in some trouble'