At G7 Finance Ministers Meeting, U.S. Treasury's Bessent Says Expects European Partners To Support Iran Sanctions By Blocking Iran's Financiers, Shuttering Its Bank Branches And Unmasking Its Shell Companies; Countries In Middle East And Asia Also Need To Root Out Iran's Shadow Banking Networks; U.S. Treasury Is Reviewing Sanctions List To Make It Easier For Financial Institutions To Focus On Most Sophisticated Terrorist Financing And Sanctions Evasion Schemes