KNTV NBC Nightly News With Lester Holt December 16, 2021 02:41:00
Interfere with vital cockpit. technology with that story, here's tom costello. >> 50, 40, 30. >> reporter: it's critical technology pilots rely on while landing in bad weather or low visibility. the altimeter bounces radio waves off the ground to tell pilots their distance to the ground tonight a broad group of aviation experts warns the new 5g cellular networks set to go live next month may interfere with those altimeters, especially in california, chicago, dallas, new york, seattle and many more. the faa is so concerned, it's issued a temporary order to not use them starting in january when ...