NBA Notes: Celtics, Jaylen Brown, Warriors, LeBron James, Cavs

Celtics The Celtics better be right. That was the general tone from Sports Illustrated’s Chris Mannix after Boston traded Jaylen Brown to the 76ers for Paul George and draft compensation. Mannix noted that Brown did not ask out, was still in his prime and had just helped carry Boston through a 56-win season. George, meanwhile, is 36 and has dealt with multiple injury issues in recent years. So the question remains: Why now? Mannix wrote that Boston may have had basketball, financial and personal reasons for moving Brown, but added that the Celtics clearly got worse in the short term.…