Wisconsin judge's ruling could purge 200,000 from voter rolls

* Voters must confirm address within 30 days or lose franchise* Trump won Wisconsin by fewer than 23,000 votes in 2016A Wisconsin judge’s order to boot more than 200,000 people from voter rolls in the battleground state spurred condemnation from Democrats, amid claims of voter suppression.If the decision stands, it could have an impact on the 2020 presidential election. In 2016, Donald Trump won Wisconsin by fewer than 23,000 votes. Subsequent contests have also returned tight margins.&ldq