INDEPENDENCE — This summer in Las Vegas, the Cavaliers' Tyronn Lue put on his basketball shorts and dove into the teaching business. Seeing Lue clad in such attire while working with rookie point guard Collin Sexton was a strange sight for some in the organization, even though Lue, 41, is only 10 years removed from his final season in the NBA. Lue believes he is the best young coach in the league, a distinction most would give to the Boston Celtics' Brad Stevens, who turns 42 next month. When practice opens Tuesday, Lue will get his chance to prove that...
