The Cavaliers are very high on [Harrison Barnes] and appear unlikely to let him slip past them at the No. 4 slot in the June 28 draft, according to sources. While this week's predraft combine in Chicago and subsequent team workouts could always change things, rival executives are planning for Barnes to be off the board by the time the fifth pick (Sacramento) rolls around.From Cleveland eyeing UNC's Barnes at No. 4; more NBA draft notes by Sam Amick of SI. Barnes has been mentioned as a potential pick for the Warriors and Draft Express has the Warriors selecting him in their current mock draft.