Kansas cannot demand that new voters who register under the federal Motor-Voter law prove citizenship before their applications will be accepted, a U.S. appeals court ruled Wednesday. The two judges of the 10th U.S. Circuit Court of Appeals said Kansas at best proved only a few noncitizens registered to vote each year, and said that wasn’t as bad as more than 30,000 would-be voters who were prevented from registering because of the citizenship requirement. “The significant burden quantified by the 31,089 voters who had their registration applications canceled or suspended requires us to increase the ‘rigorousness of our inquiry,’ …...