The AP reports: Ray Allen scored a season-high 35 points, and the Boston Celtics defeated the Indiana Pacers 122-117 in overtime on Sunday to increase their winning streak to 12 games. Kevin Garnett had 17 points, 20 rebounds and five steals, Paul Pierce had 17 points and eight rebounds and Eddie House had 15 points for Boston (20-2). The Celtics are on their longest win streak since 1986, when they won 14 straight on their way to the NBA title. Marquis Daniels led Indiana with a season-high 26 points. Danny Granger scored 20 points, but shot just 7-of-22 from the field… Indiana G Mike Dunleavy remains out with a sore right knee. He has not played this season.