http://www.politico.com/news/stories/0212/73406.html
The news also mentioned he'll be in Toledo (tomorrow?). Just an fyi for those who might be interested. Haven't found further info on where in Toledo or if he'll be doing a rally.
Edit: found a Blade article talking about him being here tomorrow.
http://www.toledoblade.com/Politics/2012/02/27/Romney-to-campaign-in-Toledo-Wednesday.html