JACKSON, Wyo. -- What's happening in this Wyoming resort town might be better described as a land creep than a landslide, but the lack of speed has not hindered the sheer power of the moving earth. Over the past two weeks, a piece of East Gros Ventre Butte has slowly collapsed toward the west side of Jackson — shearing one hillside home in half, threatening to devour several others and looming ever more ominously over a cluster of businesses below. :snip: By Saturday morning, the shifting earth had caused bulges in a road and a parking lot at the foot...