A divided Supreme Court Tuesday sought to tackle partisan gerrymandering, grappling with identifying a standard for determining when an excessive injection of politics in redistricting crosses a constitutional line.

The justices heard arguments in two cases involving congressional districts in North Carolina and Maryland. The maps had been struck down by lower courts as unconstitutional partisan gerrymanders.

Recommended Stories

Redrawing America: Two Supreme Court gerrymandering cases that could reshape our elections

Supreme Court punts on two cases involving partisan gerrymandering

Supreme Court rules partisan gerrymandering claims cannot be heard by federal courts