ABC News will present Emma and Bruce Willis: The Unexpected Journey – A Diane Sawyer Special on Tuesday, Aug. 26, at 8 p.m. ET.

In conversation with Diane Sawyer, the 46-year-old vividly recalls the moment she learned of the diagnosis. "I was in such a ...

Emma Heming Willis sat down with Diane Sawyer to discuss her husband, Bruce Willis's, dementia diagnosis, as well as her experience as his caregiver. See more about the emotional interview, here.