Subwayhas been tweaking its menu for the past year like its survival depends on it.
But behind the scenes, one pesky ingredient is still causing the chain major trouble:the questionable tuna.
When it was first filed in January, the lawsuit was a bombshell.
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However, deception by Subway was only one possible scenario.
And this is exactly the explanation Subway decided to run with.
For now, the legal battle wages on.
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