(Los Angeles, CA)  --  Tyler Dorsey hit a couple of key threes down the stretch as Oregon won 81-70 Saturday at USC.  Dorsey finished with 19 points and Dillon Brooks netted 21 for the sixth-ranked Ducks.  Oregon is 22-and-4 overall and 11-and-2 in the Pac-12.  The Ducks host Utah on Thursday.