http://www.nytimes.com/2012/08/15/opinion/overt-discrimination-in-ohio.html?_r=2&hp
But...
If you live in Butler or Warren counties in the Republican-leaning suburbs of Cincinnati, you can vote for president beginning in October by going to a polling place in the evening or on weekends. Republican officials in those counties want to make it convenient for their residents to vote early and avoid long lines on Election Day.
But...
But, if you live in Cincinnati, you’re out of luck. Republicans on the county election board are planning to end early voting in the city promptly at 5 p.m., and ban it completely on weekends, according to The Cincinnati Enquirer. The convenience, in other words, will not be extended to the city’s working people.