Rescued belugas have arrived in Chicago. The move is unprecedented — and controversial

In special steel containers marked “live animals, this side up,” the mammoth sea creatures arrived in Chicago in the pre-dawn hours Tuesday. It was the first phase of a beluga whale rescue mission Shedd Aquarium staff call “urgent” and “unprecedented.” Lori Marino, an animal rights advocate, says it never should have come to this. She and others like her envisioned the belugas making their home in a cordoned-off cove along Nova Scotia’s northeastern shore. “It’s the best possible solution. Even…