Article Photos: LeBron James: Champion Heat can be better



Miami Heat basketball players Dwyane Wade, left, and Mario Chalmers joke around during the team's NBA media day in Miami, Friday, Sept. 28, 2012.  (AP Photo/Wilfredo Lee)

Miami Heat basketball players Dwyane Wade, left, and Mario Chalmers joke around during the team's NBA media day in Miami, Friday, Sept. 28, 2012.  (AP Photo/Wilfredo Lee)