Change

Our country has changed.  While any racial discrimination in voting is too much, Congress must ensure that the legislation it passes to remedy that problem speaks to current conditions. ...

Congress -- if it is to divide the states -- must identify those jurisdictions to be singled out on a basis that makes sense in light of current conditions.  It cannot simply rely on the past.

-- US Supreme Court Chief Justice John G. Roberts Jr. writing for the majority, invalidating a key part of the 1965 Voting Rights Act, 25 July 2013