YOUTUBE (NewsNation) - 800 feet long, 2.5 kilometers behind a Navy frigate — it closed the gap in 25 seconds
Physicist Kevin Knuth has sonar data from a New Zealand Navy frigate tracking an object 30% longer than a Typhoon-class submarine, and the physics of what it did next has him asking whether these craft can pass through solid ground. Watch this full episode of "Reality Check": https://youtu.be/UxiZrYBFjXk #NewZealand #UAP #submarine