Three polls of Ohio were released over the weekend. Combined they indicated President Obama still holds a small edge over Mitt Romney in the most important swing state this election. Both PPP and CNN show Obama with a four point lead but a poll by Ohio newspapers has the race tied.

Despite the presidential race being extremely close, it has so far been remarkably boring, because the polling has been so remarkably stable since early April. According to Gallup the race has remained basically unchanged for weeks. From Gallup: Not only is the overall state of the race stable, but there has been little change within [...]