Hopes for tolerance of migratory Yellowstone National Park bison by Montana officials seemed to unravel this week, as the park's tortuous winter drove hundreds of bison out of the park. While they were quickly rounded up, some appear headed to slaughter.

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Perhaps sensing a drastic change in the weather, roughly 300 bison left Yellowstone National Park during the weekend and headed to lower ground in Montana, where they were met Monday by hazers who forced them back into the park and into a "capture facility."