Scott Walker

New laws and rulings could cause Election Day confusion

With more than 120 million Americans expected to cast ballots for president this fall, the nation's voting process seems more convoluted than ever and rife with potential for confusion come Election Day.

Voting rules vary widely by state and sometimes by county, meaning some Americans can register the same day they vote, while others must do so weeks in advance. Some can mail in a ballot, while others must stand in line at a polling place that might be miles from home. Some who forget photo identification can simply sign an affidavit and have their ballot count, while others must return with their ID within a few days or their vote doesn't matter.

Fourteen states have new...

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