Jul. 31—LAS VEGAS — With all the mileage he put on in a Gonzaga jersey, Ben Gregg's first time in five years wearing another uniform was always bound to be somewhat disorienting. After making 141 appearances over 4 1/2 seasons in Spokane, ranking No. 7 on the school's all-time list, Gregg spent roughly a month acclimating to life in a Boston Celtics jersey, playing for the iconic NBA franchise ...