What we know about 4 recent shootdowns of unidentified objects : NPR
Unidentified airborne objects: A trio of new intrusions leaves America's leaders grasping for explanations
China's conducted spy balloon program for years, Pentagon says - Los Angeles Times
US jet shoots down fourth flying object after Pentagon says it flew near sensitive military sites and was risk to civilian aircraft, US News
High-altitude object' shot down over Alaska, U.S. says - The Washington Post
UFOs: Where the U.S. has shot down flying objects
Super Bowl LVII Champs, Unidentified Objects, and Megan Fox
Pentagon still hasn't recovered debris from three UFOs shot down in Alaska, Canada and Michigan
Another UFO report expected this week, some incidents still unexplained - ABC News
Pentagon Briefing After Fourth 'Unidentified Object' Shot Down Over Lake Huron Transcript