ABU DHABI, United Arab Emirates — The Nuggets lost to the Celtics 107-103 on Friday night in the first of two preseason games being held in Abu Dhabi this weekend. Here are three observations from the game and its atypical environment. How Braun fared with Denver’s starting lineup Michael Malone stressed before opening tip that he wants his fifth-starter candidates to get comfortable playing next to the other four, again mentioning both Christian Braun and Julian Strawther.