coming for you. was it a death threat? i m not sure how a person would take we re going to march on the hospital, we re coming for you as anything other than a death threat. the tensions are high. reporter: barbara chapman is a nurse-practitioner. last summer she started a hot line offering teachers and health care workers mental health support. i used to think of it as being overwhelmed. the health care workers are overwhelmed. that doesn t even address it. the way i address it now with folks when i talk to them is i refer to it as moral injury. reporter: what do you mean by that? we want to help folks. and now that folks aren t aren t getting vaccinated, they re not believing us, they re questioning our education and our background, it s hurtful. we re exhausted. we re tired. and so we have been morally injured. chapman says some nurses have endured so much abuse that even getting them to walk from their