Blazers Notes: Billups, Olshey, Lillard, Nurkic, Collins

At the introductory press conference for new Trail Blazers head coach Chauncey Billups on Tuesday, president of basketball operations Neil Olshey confirmed that the team conducted an independent investigation into the 1997 sexual assault allegations against Billups, and came away confident that he hadn't engaged in any wrongdoing, writes Aaron Fentress of The Oregonian.