Home Shooting in Dallas; 5 police officers killed 160708-dallas-shooting-mbe-146p-2_39748f5a6d9c547207ed4dd83553a06d.nbcnews-ux-600-480

160708-dallas-shooting-mbe-146p-2_39748f5a6d9c547207ed4dd83553a06d.nbcnews-ux-600-480