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The Many Ways to Draw a Gerrymander

Roll Call Decoder with David Hawkings: wonky explainers from a Capitol Hill expert

There’s a constitutional limit to partisanship in election mapmaking, courts have ruled in four states – including Pennsylvania this week. How does the process work to make one state disproportionately blue or red? Senior editor David Hawkings explains while trying his hand at the dark art of political cartography.