The “American Ninja Warrior” announcers never tire of saying it: Kai Beckstrand, a teenager from St. George, Utah, is one of the most formidable competitors on the show. Beckstrand is fast — really ...
Kai Beckstrand looked pretty tired by the time he got to the 10th and final obstacle of the “American Ninja Warrior” semifinals course. Over roughly 2 minutes and 45 seconds, he had cruised through ...