Bearing Witness; To show that something exists or is true. To make a statement saying that one saw or knows something.
Being witness; Attestation of a fact or event. One that gives evidence of experience.
Bringing witness; Communication creating a connection to the event or experience.
Hannah is being witness, bearing witness, to bring witness. Hannah's presence at the slaughterhouse serves as a medium, connecting her audience to each event and experience the animals suffer in transport. Hannah's uninhibited expression retains audience attention and compassion.