[U.S. Republican Senators Urge Treasury to Buy Bitcoin] Odaily Planet Daily News: According to market reports, some Republican senators are urging the U.S. Treasury to purchase Bitcoin. It is reported that Senator Cynthia Lummis has suggested to Treasury Secretary Janet Yellen to use U.S. gold reserves to buy Bitcoin. She had proposed this idea to Yellen last year and expressed support for taking action within the scope of existing executive authority.