Former ambassador provides insight into how world perceives Flynn resignation

DENVER -- News of Michael Flynn resigning as national security adviser spread around the world quickly.

Christopher Hill, the dean of the Josef Korbel School of International Studies at the University of Denver, provided a closer look into how these developments are being perceived around the globe.

He served as U.S. ambassador to Macedonia, Poland, Korea and Iraq under presidents Bill Clinton, George W. Bush and Barack Obama.

He said what is happening has hurt U.S. national security.