The City of Detroit is suing Comcast to force the cable provider to live up to its 1985 franchise agreement. Comcast claims that the state's 2006 law granting a statewide franchise overrules the old agreement.

I'm wondering why the city hasn't sued the state.

Read more here:
http://www.wwj.com/Detroit-Sues-Comc...nchise/7569300