Carrie Arnold,
C & E NewsLike most good mysteries, it began on a dark and stormy night.On the morning of Nov. 14, 1995, residents of Butte, Montana, found hundreds of dead snow geese floating in the runoff and groundwater that had flooded a copper mine at the edge of town. A squall the night before had forced an emergency landing. When they were found, burn sores dotted their bodies, and their white feathers were dyed a sickly, jaundiced orange.