Eric Holder: Gerrymandering has broken our democracy. The Supreme Court should help fix it.

After hearing arguments Tuesday in the case of Gill v. Whitford, contesting Wisconsin’s legislative map, the Supreme Court will have a chance to rein in an aggressive new breed of data-driven gerrymandering that divides communities and diminishes the voice of many Americans. The record is clear, and the Supreme Court must take this opportunity to protect the right to fair representation that is embedded in our Constitution and our values.I’ve spent a lot of time with maps since finis