LAS VEGAS — The Trail Blazers started poorly and never recovered in a 70-64 loss to Boston Sunday in a Las Vegas Summer League game that wasn't nearly as close as the final score indicated.
The Blazers fell behind 11-0, missing their first six shots from the field, and never led in falling to 1-1.
Boston (2-0) was in front 70-53 before Portland close
d the margin by scoring the final 11 points.
Portland shot .297 from the field, including 4 for 17 from 3-point range. The Celtics struggled offensively, too, shooting .379.
Jaylen Brown scored 13 points and first-round draft pick Jayson Tatum added 11 to lead Boston.
First-round pick Caleb Swanigan topped Portland with 12 points and seven rebounds in 30 minutes but made only 4 of 12 shots from the field.
Pat Connaughton added 11 points on 5-for-11 shooting.
First-round selection Zach Collins made only 1 of 7 shots from the field, finishing with five points and six rebounds in 29 minutes.
Forward Jake Layman had seven points on 1-for-13 shooting.
The Blazers battled back to within 18-15 after one quarter, but were outscored 20-9 in the second quarter to fall behind 38-24 at the half.
Through three quarters, the Blazers were 14 for 47 from the field but still trailed only 54-44. They never got the difference inside double digits until the final minute.
Portland's next action is Tuesday at 1 p.m. against San Antonio.