The Cavs rounded out the 4-0 series win with a huge 55-point victory ... after the team announced on Monday that star guard Damian Lillard had suffered a torn left Achilles tendon on Sunday.

Indiana never trailed while shooting a scorching 60.2 percent from the field -- including 18 of 39 from 3-point range -- and had 36 assists on 50 baskets ... Bucks star Damian Lillard exited ...

The Pacers spread the wealth with eight players scoring in double figures as they handily beat the Bucks, who lose star guard ...

4:50 PM On the way to the bunch at the timeout ... Tyrese Haliburton went to the free-throw line at one point, and Damian Lillard is seen chirping at him. After he knocks down the free throws ...

The Bucks head to Indiana for Game 5 on Tuesday facing a 3-1 deficit in the best-of-seven first-round playoff series.

The Milwaukee Bucks are facing elimination and they have lost star guard Damian Lillard ... had 36 assists on 50 baskets. Myles Turner was the high scorer with 23 points while Tyrese Haliburton ...

And Milwaukee will be without star guard Damian Lillard ... by Tyrese Haliburton (17 points and 15 assists) and Myles Turner (23 points). The Pacers shot a scorching 50 for 83 (60.2%), including ...