Senator Richard Blumenthal, the leading Democrat on the Investigations Subcommittee, added scrutiny of Bo Hines, a former White House crypto adviser, to his list of crypto-industry interests. The motivation was payments to Tether for Hines' firm.

According to The Defiant, the senator requested documents from Tether and Nxum regarding payments, crypto-wallet addresses, and lobbying correspondence. The deadline to provide materials is — 3 November. Sources are presented only as brief editorial synopses, so details of the probe are not yet confirmed by full-text documents.