Heat 104, Bucks 91: LeBron James collected 22 points and six assists as visiting Miami pulled away in the second half to take a commanding 3-0 lead over Milwaukee in the best-of-seven Eastern Conference series.

Ray Allen scored 23 points off the bench and Dwyane Wade made up for a 1-for-12 shooting performance with nine rebounds, 11 assists and five steals for the Heat, who will go for the sweep in Game 4 on Sunday.

Larry Sanders had 16 points and 11 rebounds and Ersan Ilyasova had 15 points and eight boards as the Bucks struggled to overcome 13 second-half turnovers.

Milwaukee led by as many as 10 points in the first half and was within 67-66 with three minutes left in the third quarter when Miami began to take charge. James buried a 3-pointer to spark an 11-2 run ending the period that stretched the lead to double figures.

The reserves spread it out early in the fourth quarter, with Allen burying a pair of 3-pointers and Norris Cole hitting another as the lead swelled to 93-76 with 6:43 to play. Chris Bosh scored eight of his 16 points in the final 6:01 as Miami put it away.

GAME NOTEBOOK: Milwaukee’s starting backcourt of Brandon Jennings and Monta Ellis combined to go 7-for-24 from the field, including 2-for-13 from 3-point range. … Allen went 5-for-8 from 3-point range, with his fourth triple moving him past Reggie Miller (320) and into first place all-time in playoff 3-pointers. Allen has 322. … The Heat outrebounded the Bucks for the third straight game, this time 43-38. Bosh led Miami with 14 boards.