Why Trump's courting dictators (again)

This week, US President Donald Trump has threatened to bomb Oman, scaled back military drills with South Korea and continued his tariff fight with Canada. Meanwhile, he’s been speaking warmly about North Korean leader Kim Jong Un and says he plans to meet with him later this year. Today, Michael Green from the US Studies Centre at the University of Sydney on what’s behind Trump’s latest moves and why he keeps rattling America’s long-standing alliances. Featured: Michael Green, Sydney University's United States Studies Centre CEO and former special assistant to US president George Bush