Votes Stolen?

Investigation launched into questionable vote

"He told his family that an aide from Primus took him and five other mentally challenged clients to vote and forced them to vote for Barack Obama. Justice says he told the aide he wanted to vote for John McCain, but was overridden."
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Some peoples vote count. Some people's vote is taken by someone else. This is one of the most un-American things I have ever heard. It's the kind of thing you would expect to hear in the old Soviet system, not our Land of Liberty.

It makes me wonder, where else might this sort of thing going on.