CNBC Daily Open: Iran-U.S. tensions, China's factory data and a steady Bank of Japan

U.S. President Donald Trump called on Congress to add tariffs on Iran to a sanctions bill against Russia and Tehran that has bipartisan support. However duties would have little effect,...

By CNBC · CNBC

U.S. President Donald Trump called on Congress to add tariffs on Iran to a sanctions bill against Russia and Tehran that has bipartisan support. However duties would have little effect, as the U.S. imports nearly nothing from Iran.