The Cleveland Cavaliers have experienced lulls in the two seasons since LeBron James returned, infuriating their captain and inducing him to get on teammates. Last week, James questioned the front office's dedication to winning. Sensing he's going to need more help to defend Cleveland's NBA title in a potential championship rematch against the loaded-to-the-gills Golden State Warriors, James has again become grumpy and outspoken while he continues to lead the league in minutes played per game.