MILWAUKEE — The Miami Heat’s latest spurt might have run the Milwaukee Bucks right out of the playoffs.LeBron James scored seven of his 22 points at the end of the third quarter as the Heat pulled away from the Bucks. Their 104-91 victory gave them a 3-0 lead in the best-of-seven series, and the defending champs can close it out Sunday at the Bradley Center.No NBA team has overcome a 3-0 deficit to win a best-of-seven series.Ray Allen led the Heat with 23 points, and his five 3-pointers gave him the NBA career playoff record with 322. Chris Bosh added 16 points and 14 rebounds for the Heat, who have won 11 straight dating to the regular season.