With Saturday night’s matchup against the Washington Wizards the Miami Heat’s third game in Mexico City in six years, the conversation ahead of the matchup turned to the potential for NBA expansion south of the border. Mexico City has been mentioned as one of the league’s possible landing sites for an expansion team, albeit with Seattle and Las Vegas considered the front-runners. “It isn’t that much of a difference going to San Antonio or Houston,” Heat coach Erik Spoelstra said.