The justices were asked to grant a preliminary injunction , which would have forced Illinois to immediately close down much of its Chicago-area shipping locks and dams , and would have prompted rapid construction of a fish-proof barrier . Justices wo n't get involved in dispute between six states , Ontario . Comment: Multibillion-dollar fishing industry could be at stake , official says . High court has repeatedly been asked to close locks and dams .
Justices wo n't get involved in dispute between six states , Ontario . Comment: Multibillion-dollar fishing industry could be at stake , official says . High court has repeatedly been asked to close locks and dams .