 He began to shuffle, and his eyes occasionally took on a vague and empty look. He began to forget things, repeat questions, and be confused. Four years earlier, these were slight changes. He was still him. But they were noticeable to all who knew and loved him. I knew these early signs of dementia, and I knew they would only get worse, and I knew there was no cure. And then she does inject President Biden. She says seeing President Biden in the debate was excruciating.