The UFC 306 Ceremonial Weigh-in took place on Friday in Las Vegas. After stepping off the scales, the co-main event fighters faced off ahead of Saturday’s event at the Sphere.  Women’s flyweight champion Alexa Grasso puts her title on the line against former titleholder Valentina Shevchenko in a trilogy bout in the fight card’s co-main event. Grasso officially weighed in at 124 pounds earlier on Friday while Shevchenko weighed 125 pounds