SITKA -- About 20 workers at the Greens Creek mine watched this week as a juvenile brown bear was chased around buildings and vehicles at a work area before it was caught, killed and partially eaten by a slightly larger bear. A company official said the kill came after a 30-minute chase Tuesday afternoon through the heart of Greens Creek mining operations 20 miles south of Juneau on northern Admiralty Island. Bill Oelklaus, environmental manager for the Greens Creek Mining Co., said the bears made two passes through a work area adjacent to the underground mine before the larger bear...