I think you have been had fake news story
It’s been confirmed by other news outlets.
I read this on FB from a local tv station. They could be wrong too, I guess.
http://todayentertainment.today.msnbc.msn.com/_news/2012/07/03/12543460-americas-sheriff-andy-griffith-dead-at-86?lite%C2%A0
TMZ.com has the story: Andy Griffith, Dead at 86
http://www.tmz.com/