Judges reject Louisiana congressional map with second majority-Black House district

A panel of federal judges rejected a newly drawn congressional map Tuesday that would have created a second majority-Black district in Louisiana. The move tees up a potential redistricting battle in the nation's high court.

In a 2-1 ruling, the judges ruled the new maps constituted an "impermissible racial gerrymander" in violation of the U.S. Constitution's equal protection clause.

"The Voting Rights Act protects minority voters against dilution resulting from redistricting...