Jeffrey Rosen has written this piece in the New Republic.
But it has a really odd lede, suggesting that section 2 of the Voting Rights Act requires proof of intentional discrimination. (“As Molly Redden has reported, the lawsuits face an uphill battle because courts have interpreted Section 2 of the voting rights act to ban only voting practices that are intentionally discriminatory and have established a high burden of proof for intentional discrimination.”)
It does not. [See Luke McLoughlin's piece.]