Zion Williamson will join top overall recruit R.J. Barrett at Duke.
Billy Preston was a top-20 recruit in the incoming 2017 class.
Agent Harrison Gaines started initial contact with overseas teams this week.
NBA executives are mixed on how Michael Porter's injury will impact his future but most believe he will remain a top pick in 2018.
Michael Porter Jr. only played two minutes before his injury.
The NCAA ultimately has no formal say in rules governing the league's early-entry rules.
Michael Porter held ice on his left hip during the first half.
R.J. Barrett is expected to be one of the top picks in the 2019 NBA Draft.
The Cavaliers own the Nets' first round pick in 2018.
While the 2017 NBA draft class has tremendous depth, the 2018 class has more franchise player potential prospects in Luka Doncic, Michael Porter Jr., Marvin Bagley and DeAndre Ayton.