black. the ruling means alabama will have to redraw its congressional map to include a second majority black district. the opinion was written by chief justice john roberts. concert of justice brett kavanaugh also joined the courts three liberal justices in the ruling. overseas, police and the french alps are investigating a horrific knife attack at a playground that left four children and two adults injured. cbs s charlie d agata reports the 31-year-old suspect s motives are unknown. we do want to warn you that some of the details are disturbing. reporter: harrowing cell phone footage shows the alleged attacker roaming around the children s playground, knife in hand. ats to witnesses say he began targeting toddlers, some in there baby strollers. he was heard shouting in the name of jesus christ. four children are in the hospital, all under three years old, suffering from life-threatening injuries, police say, two adults were alsi