key group. a recent survey shows partisan voter registration is taking a dive, especially in key battleground states. eight battleground states in fact. the numbers for registration among independents is up however. doug mckelway is live from washington with more on this story. doug? reporter: jenna, this is a bit of a wild guard in the november 6th elections. difficult to say exactly how it will play out but voter registration is down across the board from many swing states in 2008. take for example, in ohio where voter registration is down by 490,000 people, almost half a million. once more, 44% of that reduction is in cuyahoga county, that is cleveland and surrounding areas that is heavily democratic area. in 2008, 68.5% of the registered were democrats. 30.44% were republican. voter registration is down especially for democrats in many other states. according to an august study done by left-leaning think-tank, third way,