Jayson Tatum, Boston wrap up Los Angeles on Christmas Day

LOS ANGELES — Jayson Tatum has been going up against LeBron James his whole career. Tatum arrived in the league as a skinny finesse midrange scorer, a player who needed to completely evolve several times over to become more than someone who just gets buckets. Then he “boomed” LeBron James. Suddenly, the world realized there was more to his game. A little more than half a decade later, finesse midrange scorer isn’t even a part of his game anymore. Just like James, he’s now defined by all the things he does besides hitting those shots. “It’s just not being defined by just scoring, but being defined by playmaking. Being defined by how do you create advantages for your teammates and…