This is the latest news as of February 8th.

"KNOXVILLE - A lawsuit seeking to invalidate a 2008 amendment to the Knox County Charter can move forward, Knox County Chancellor John Weaver has ruled.In an order issued late Friday, Weaver determined that each of the plaintiffs - Charles "Pete" Drew, Michael Leon Daugherty and Knox County Commissioners R. Larry Smith and Dave Wright - have standing to bring different portions of the lawsuit ..."

I'll post more if I find anything else out.