. >> reporter: election integrity maryland says its research shows rufus harris who died in 2002 votedn 2008. other names registered after death are james procter of laurel who died in '88 and registered in '92. and virginia given of upper marlboro who died in 1991 and registered in 1992. >> out of 11,000 challenges that we filed, 1500-plus were of deceased voters that have been allowed to stay on the voter rolls. >> reporter: eim says it also found a woman in a nursing home with two voter registrations who doesn't remember voting since 2006. >> and yet her voter registrations have been used consecutively in all even year elections, primary and general elections. >> reporter: and here's where the state board of elections weighs in. >> they did say there was one 67-year-old voter who's residing in a nursing home. they said has registered twice, has been voting multiple times in different elections. there's no evidence to support that claim. so we do have to be very careful with this information and we do check everything to make sure that it's accurate. >> reporter: the board of electio