Luke Lilledahl scored a last-second upset, Marcus Blaze gained some revenge and three Penn State wrestlers, including NCAA champ Josh Barr, were forced to medically forfeit during an eventful weekend at the U.S. Open in Las Vegas. The U.S. Open serves as the qualifier for Final X, the USA Wrestling event that will determine who represents the U.S. at the 2027 Senior World Championships. Lilledahl and Blaze drew one step closer Saturday. Luke Lilledahl takes down Spencer Lee Penn State Nittany Lions wrestler Luke Lilledahl reacts after winning the 125-pound final at the Big Ten Wrestling Championships at Bryce Jordan Center. | Matthew O'Haren-Imagn Images Lilledahl, the NCAA champ at 125 pounds, beat 2024 Olympic silver medalist Spencer Lee with one of the most dramatic moves of the tournament. Trailing Lee 4-3 with 10 seconds left, Lilledahl hit a headlock for the winning score to claim the U.S. Open title in the 57 kg freestyle class.…