President-elect Donald Trump has made Twitter his primary means of communication, and his tweets have global implications. Yochi Dreazen explains how world leaders respond to Trump’s Twitter feed. Looking back at the 2016 presidential election, President Obama told a former adviser that he believes he could have beaten Trump if he had been able to run for a third term. And as Democrats look ahead to the 2020 campaign, retiring Sen. Harry Reid is critical of his party’s new leadership.