The AP reports: Ray Allen scored 20 points and the Boston Celtics, sparked by an alley-oop dunk from Garnett, pulled away for a 90-77 win over the Los Angeles Clippers on Monday night. Garnett played 18 minutes, hitting all five field-goal attempts while scoring 12 points. He added two rebounds and two assists in his third game back since missing 13 with a sprained right knee… Zach Randolph led the Clippers with 17 points and 14 rebounds, while Baron Davis had 13 points, eight assists and seven boards.