Depends on the reason. At will means you can be fired for an infinite number of different reasons or no reason at all, but you can’t be fired for the wrong reason. The list of wrong reasons is fairly limited, but basically, age, gender, race, nationality, religion, etc.
” The list of wrong reasons is fairly limited, but basically, age, gender, race, nationality, religion, etc.”
Also, retaliation for reporting a Hostile Work Environment is a BIG No No.
Talk to an attorney first, and soon.
Any or all of which may have been a factor in the firing, but none of which will be among the reasons HR documents for her firing. Companies know how to play the game.