Patrick Cronin appears on WIOD Radio to discuss why spy balloons are in some ways more difficult to track than more modern surveillance methods.

Caption
Global Autonomous Reconnaissance Craft (GARC) from Unmanned Surface Vessel Squadron 3 (USVRON 3) operate remotely in San Diego Bay on May 15, 2024, ahead of the unit’s establishment ceremony. (US Navy photo by Mass Communication Specialist 1st Class Claire M. DuBois)