The U.S. regulator has subpoenaed four crypto exchanges to submit trading data as part of an investigation into market manipulation.
Source: Coindesk
Original Post: CFTC Demands Crypto Exchange Data In Market Investigation

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The U.S. regulator has subpoenaed four crypto exchanges to submit trading data as part of an investigation into market manipulation.
Source: Coindesk
Original Post: CFTC Demands Crypto Exchange Data In Market Investigation