NBA Power Rankings: Blazing Celtics edge Suns for top spot; Kyrie Irving, Nets moving up; 76ers into top five | CBS Sports Headlines NBA Power Rankings: Blazing Celtics edge Suns for top spot; Kyrie Irving, Nets moving up; 76ers into top five Boston is back in the No. 1 spot … Continue reading NBA Power Rankings: Blazing Celtics edge Suns for top spot; Kyrie Irving, Nets moving up; 76ers into top five