See here, beginning at page 39. Introduction:
The integrity of our democracy depends on ensuring that every eligible voter can meaningfully participate in the electoral process. Voting forms the bedrock of our democracy. The division works to ensure that every eligible voter enjoys the full range of voting rights protected by federal law. Even with the severe setback of the Supreme Court’s 2013 decision in Shelby County v. Holder, the division has continued to use every tool at its disposal, including the Voting Rights Act, to protect voters from discrimination and provide the opportunities federal law guarantees.
One thing not highlighted in the report: the very small number of VRA Section 2 suits brought by DOJ during this period.