Morgan won't name McCartney voicemail source

CNN star interviewer Piers Morgan refused Tuesday to disclose details about the most damning link between himself and Britain's phone hacking scandal — his acknowledgment that he once listened to a phone message left by Paul McCartney for his then-wife Heather Mills.

In a 2006 article in the Daily Mail tabloid, Morgan said he was played a phone message left by the former Beatle on Mills' answering machine, describing it in detail and noting that McCartney "even sang 'We Can Work It Out' into the answerphone."

Mills has said there's no way Morgan could have obtained the message honestly.

Click here to read the full story.