Call them out on it like Johnson does. Also, any future interview with the Daily Mail, the "interviewee" should bring this up and make them state a response. The standard journalist cop-out of "I'm the one asking questions" should be met with "No, I'm the one asking questions, literally."

Any future request for statements from the Daily Mail should be met with a request for a statement from the Daily Mail about cases of fake news like this story.