Three Massachusetts hospital systems announced they will require their employees to get vaccinated against COVID-19, potentially setting up a legal fight from workers who refuse to do so. Mass General Brigham, said in a news release on Thursday that “it will require its 80,000 employees to be vaccinated against COVID-19 once the U.S. Food and Drug Administration (FDA) grants approval of one of the three vaccines.” The firm is likely referring to the shots made by Moderna, Pfizer, and Johnson & Johnson, which have been granted emergency use authorization from the FDA. The company attempted to qualify its announcement by saying that 85 percent of its employees have been vaccinated for COVID-19, the illness caused by the CCP (Chinese Communist Party) virus. Additionally, hospital operator Wellforce stated that it will mandate that its staff members are vaccinated once the shots get the full FDA authorization. “As we do for other required …