NPR's Asma Khalid talks to David Gompert, a longtime presidential adviser, about the unidentified objects that have been floating in the sky. U.S. jets shot down three of them in the past three days.

All these unidentified objects floating up in the sky are bringing up fresh questions about global surveillance, national defense and diplomacy. We've called up David Gompert, a longtime presidential ...

NPR's Asma Khalid talks to David Gompert, a longtime presidential adviser, about the unidentified objects that have been floating in the sky. U.S.... Floating objects raise questions about ...