Rich Hammond from The LA kings blog said he got a text from dean lombardi (gm of the kings) that said this is just a rumor and it's not true.
http://www.insidesocal.com/kings/2009/06/johnson-rumors.html
Rich Hammond:
So I was searching Google to look up some Sydney Crosby facts this morning when I found something interesting on Google. I had to take a screenshot of the suggestion Google gave me when I searched "Sydney Crosby". Here it is: