The U.S. men's national soccer team suffered a tough 2-1 defeat at the hands of Panama on Thursday ... and some fans crossed the line when voicing their frustrations with the result -- forcing the organization to address racist remarks thrown at its players.
Following the loss in the Copa America tournament -- which now makes Monday's game against Uruguay a must-win for the Red, White and Blue -- some backers used social media to hurl disgusting reactions at the players.
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The men's national team wasted no time defending its roster .