FILE - In this Feb. 11, 2018, file photo, Cleveland Cavaliers' LeBron James (23) drives against Boston Celtics' Marcus Morris (13) during the third quarter of an NBA basketball game in Boston. Although there were long stretches when it seemed impossible that the Cleveland Cavaliers and Boston Celtics would meet in the Eastern Conference finals, they’re set to clash for the third time in four years.(AP Photo/Michael Dwyer, File)