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- Sam Bankman-Fried deleted tweets and Signal messages after being told to preserve all records, prosecutors said.
- He even deleted a Slack post by FTX's general counsel which said FTX would close, prosecutors said.
- The details were unveiled in an updated indictment in Manhattan federal court.
Sam Bankman-Fried deleted a number of messages — including a Slack message from FTX's own general counsel that warned the crypto exchange needed to shut down — prosecutors said.