A preseason game in Saudi Arabia hyped worldwide as a showdown between legends Lionel Messi and Cristiano Ronaldo turned into a nightmare for Inter Miami on Thursday. Messi spent the first 82 minutes of the match against Al Nassr on the bench as a precaution after he felt discomfort following Monday’s loss to Al Hilal. Inter Miami conceded three goals in the first 12 minutes and was humiliated 6-0 by the Saudi team. The Argentine star came in for a cameo in the 83rd minute after Saudi fans at Kingdom Arena spent much of the game chanting his name. But it was a lost cause for Miami long before …