Weekly Roundup: US Judge Questions Giuliani’s Ties to Iran Sanctions Case, UK Central Banker Warns of Brexit Regulatory Risks, and More

A U.S. federal judge wants more information to determine whether former New York City Mayor Rudolph Giuliani and former U.S. Attorney General Michael Mukasey are devoid of any conflicts of interest that would bar them from legally representing Reza Zarrab, a Turkish gold trader accused of funneling transactions through U.S. banks on behalf of Iran, Reuters said. More Bank of England chief Mark Carney has instructed the nation's largest banks to prepare for reduced regulatory cooperation and greater financial instability after the United Kingdom leaves the European Union, BBC News and Bloomberg reported. More and More The U.K. Financial Conduct...