Taken from CNBC’s Daily Open, our international markets newsletter — Subscribe today Geopolitics will be the main theme of the day, with markets watching the high-stakes talks between the U.S. and Iran, as well as Ukraine and Russia, that are being held in Geneva. The talks between Kyiv and Moscow represent the latest round of the U.S.-brokered negotiations between the countries as Russia's invasion of Ukraine nears its 4-year mark. The talks kicked off on Tuesday and are expected to enter