Collins (quad) will not participate in the remainder of summer league, Casey Holdahl of Blazers.com reports.
Zach Collins hits Jake Layman cutting backdoor for the emphatic two-handed slam.
The Portland Trail Blazers have signed Monday No. 10 draft pick Zach Collins and No. 26 selection Caleb Swanigan.
New Trail Blazer Zach Collins says, "I don't see why I can't be Rookie of the Year."