Roc Nation Sports has signed a large class of highly regarded NBA draft prospects, including point guard LaMelo Ball, a projected top-five pick. The agency recently signed Ball’s brother, New Orleans Pelicans guard Lonzo Ball, away from CAA Sports. Roc Nation NBA agent Raymond Brothers is representing both of the Ball brothers. LaMelo Ball, who played last season in Australia on the Illawarra Hawks of the National Basketball League, is ranked No. 3 overall by website nbadraft.net. Brothers is also representing No. 12-ranked Memphis forward Precious Achiuwa.