A rookie’s ‘Welcome to the NBA moment?’ Perhaps for Walker Kessler. The Utah Jazz have been depleted of late. Losers of two in a row, the Jazz are still licking their wounds from Saturday night’s 115-110 loss to the Denver Nuggets. Nikola Jokić displayed his prowess with gusto against Utah, finishing the night with 31 points and a whopping 14 assists, to along with 12 rebounds. While a triple-double is always a sight to see, even from a two-time NBA MVP, for Jazz rookie center Walker Kessler, it was an education. After the game, Jazz head coach Will Hardy shed…