LAS VEGAS, July 15 - The Milwaukee Bucks (4-0) stayed perfect in the 2009 NBA Summer League presented by EA SPORTS with its 87-72 victory over the Chicago Bulls (0-2) from the COX Pavilion in Las Vegas.

The Bucks led for nearly the entire game going coast-to-coast for all but half of the second quarter. The teams traded the lead on four occasions before Joe Alexander put Milwaukee up for good at 35-34 on a jumper with 3:44 remaining in the half.

Alexander’s bucket initiated a 14-6 run by the Bucks to end the half with a nine-point cushion at 47-38. Milwaukee kept things revving for the final 20 minutes of the game, as they held a double-digit lead for most of the period, including two 15-point leads.

After shooting a mere 37 percent to open up the first 10 minutes, the Bucks shot a combined 67 percent from the field in the second and third quarters.

Chicago cut into Milwaukee’s lead in the early stages of the fourth quarter before succumbing with 5:48 remaining in the game.

Milwaukee never trailed in the first quarter, although Chicago knotted the score on four occasions. The Bucks maintained a one- to three-point cushion for most of the opening period and even pushed out to five at 20-15 with 2:03 remaining. The Bulls managed to rattle off a 5-0 run to end the first 10 minutes of action.

The tables turned in the Bulls favor in the second quarter, as they took their first lead 26 seconds in off a three pointer by Taurean Green. Chicago withstood Milwaukee tying the game up three times only to recoup the lead itself twice. The Bulls last led at 34-33 before Alexander’s basket.

Alexander was the game’s top scorer with 18 on 7-of-16 shooting. Amir Johnson followed Alexander’s hot hand with 17 of his own. Jodie Meeks and Brandon Jennings rounded out the quartet of the Buck scorers with 16 and 14, respectively.

Chicago was led by James Johnson’s 16 points. Taj Gibson and DeMarcus Nelson chipped in 12 apiece, while James Augustine had 10.