Citi Trader's Error Wiped Out $315 Billion From Europe Stocks In Minutes

Citigroup Inc. said its London trading desk was behind a flash crash in Europe, which had sent shares across the continent tumbling after a sudden 8% decline in Swedish stocks.

source https://www.ndtv.com/business/citi-traders-error-wiped-out-315-billion-from-europe-stocks-in-minutes-2941199