The Denver Nuggets don't sound like an underdog.Jamal Murray believes they should be leading the Western Conference finals. They aren't, though they say there is still a long way to go in the series.If the Los Angeles Lakers don't start playing better, the Nuggets might be right.Outplayed for much of the last 1 1/2 games, the top-seeded Lakers look to regain control of the series when the teams play Game 4 on Thursday night.The Lakers were careless with the ball and not disciplined enough on defense in Game 2, when they needed Anthony Davis' 3-pointer as time expired to avoid a loss.