“It’s just his brain that is failing him…The language is going and we’ve learned to adapt. And we have a way of communicating with him, which is just a different way.”

Emma — who has been married to the “Die Hard” actor since 2009 and shares daughters Mabel, 13, and Evelyn, 11, with him — said that Willis’ “language is going” and the family has “learned to adapt” to...