On this episode of Sideline Story, we're putting the NBA's biggest storylines under the microscope. First, a deep dive into the early struggles of Chinese prospect Yang Hansen—is this a temporary slump or a sign of a deeper crisis? We then assess whether top draft pick Cooper Flagg has justified the massive investment from the Mavericks. And with LeBron James set to return to the Lakers' lineup, we analyze what his comeback means for their playoff hopes. All that, and we'll crown the team with the league's best momentum right now.