AUCKLAND, New Zealand -- Howard Thompkins III scored 22 points and the United States stayed perfect with an 85-69 win over Greece in a second-round game at the FIBA under-19 world championships Monday.
Also, Rutgers guard Michael Rosario scored a tournament-high 54 points and Puerto Rico edged France 90-89.
The United States (4-0) will face Puerto Rico (3-1) on Tuesday.
The top four teams from each six-team second-round group advance to Friday's quarterfinals. The gold medal final is Sunday.
The 6-foot-4 New Jersey-born Rosario made 18 of 29 shots from the field, nine of 13 from 3-point range and nine of 10 free throws and added seven rebounds and four steals.
Rosario is averaging 31.75 points for Puerto Rico at the tournament. As a freshman, he led Rutgers in scoring last season at 16.2 points per game.