MILWAUKEE—Earl Boykins scored 12 of his 14 points in the fourth quarter to help the Milwaukee Bucks to a 92-83 victory over the Bulls in their preseason opener at the Bradley Center Tuesday night.Joakim Noah of the Bulls had 10 points, six rebounds, a steal and an assist, one day after agreeing to a five-year contract extension worth $60 million.Luol Deng had 16 points and Derrick Rose added 13.The Bulls shot 42.5 percent and were outrebounded 42-27, but they forced 24 turnovers and had 14 steals to Milwaukee’s eight.Drew Gooden and Keyon Dooling both had 12 points and Luc Mbah a Moute added 11 for Milwaukee. Larry Sanders, the team’s first-round draft pick, finished with seven points, two rebounds and three fouls in just under 15 minutes.The Central Division rivals were each without a key player.Carlos Boozer, the Bulls’ major offseason acquisition, fractured the fifth metacarpal bone in his hand Saturday. Boozer, who said he fell over a bag at his home, underwent surgery on Tuesday and is expected to be out six to eight weeks.Andrew Bogut sat out the game for the Bucks in a precautionary move after his surgically repaired right hand got smacked during practice Friday.With six games left last season, Bogut slammed to the court after a fast-break dunk against Phoenix and fractured his right wrist and index finger and dislocated his right elbow. He underwent two surgeries within days and then rehabbed during the summer.Chris Douglas-Roberts, a guard acquired in an offseason trade with New Jersey, had a tough debut with the Bucks. He started, but fouled out in the third quarter. He was 4 of 6 from the field and had 10 points, three rebounds, three assists and three turnovers.Kyle Korver, a free agent who appeared in 52 game for Utah last season, came off the bench to score 11 points midway through the fourth quarter, including a 3-pointer that pulled the Bulls within 82-81.Boykins made all eight of his free throws and was 3 for 5 from the field.