State police are investigating a threat, in the form of a dead goat with a note, aimed at State Assemblyman Gregory Ball (R-Patterson). The black and white goat with horns was found Thursday night on the street outside Ball’s home with an abusive message tied around its neck. In broken Spanish, scrawled on a scrap of cardboard, the note called Ball an “(expletive) American” and was signed MS-13, the name of a notorious Central American gang. While the two-term assemblyman has supported legislation aimed at deporting violent illegal immigrants, he said he thinks the gang threat is phony because some...