Can i sue my employer for wrongful termation

i was fired from my job for no reason they said a incident took place at work today so they fired me but nothing took place at work i went to work and did my job i didnt speak to anyone i didnt do anything i did my job and i got home from work 30 minutes after clocking out and i got a call saying i was fired i did nothing wrong this is wrongful termination i have kids bills how can they do this to me its not fair