Ford really does look mentally ill. The ragged face, unkept hair, jittering, shifting in chair, awkward laughing.
Part of the scam going on here.
I'm sure all of that is by design - along with the quivering, child-like voice - to give the appearance that the attack just happened a few hours ago. She doesn't want to come across as someone who is poised and in control, someone who is there on a political mission.