Eurasia Group president and CBS News senior global affairs contributor Ian Bremmer joins “CBS This Morning” to discuss new reporting about what happened behind the scenes at last week’s NATO summit. NATO leaders declared an emergency session to address Mr. Trump’s hammering of America's allies over their defense spending. Sources tell Bremmer Mr. Trump, growing frustrated with their lack of commitment to up their spending, turned to Turkish leader Recep Tayyip Erdogan and said "you do things the right way" and fist-bumped him.
