 Argentina's record in football's Copa America is remarkable. Their 1-0 victory over Colombia in Sunday's final in Miami means they've won the competition a record 16 times. It was expected that the big talking point would be how Lionel Messi performed and whether this would be his last international game. But much of the attention was on the chaos outside the stadium. I've been talking to our sports reporter, Sara Menay, and asked her about the trouble outside the games.