The United Nations’ nuclear watchdog says Iran has accelerated its production of near weapons-grade uranium. As tensions between Tehran and Washington rise, the Trump administration says Iran must be prevented from acquiring nuclear weapons. The U.S. Treasury Department on Wednesday issued fresh Iran-related sanctions on six entities located in Hong Kong or China. The International Atomic Energy Agency has warned time is running out for diplomacy to impose new restrictions on Iran's activities. For analysis we speak with Jason M. Brodsky Policy Director United Against Nuclear Iran.