U.S. Coast Guard Adm. Karl Schultz explains how his service is responding to growing access to the arctic, which is quickly becoming a place for great powers like Russia, China and the U.S. to compete and try to outmaneuver one another. 

Then we'll hear from arctic policy wonks David Auerswald of the National War College and Abbie Tingstad of the RAND Corporation. 

This episode is sponsored by Booz Allen Hamilton.