Next week, Idaho Gov. Dirk Kempthorne and U.S. Interior Secretary Gale Norton are expected to sign an agreement that would place management of an estimated 500 grey wolves into state, rather than federal, hands. The agreement would give ranchers permission to eliminate wolves that harass livestock. It also would empower state wildlife managers to pick off wolf packs that make a dent in the state's deer and elk populations. The wolf's revival in Idaho started a decade ago when officials released 35 wolves into central Idaho. Their numbers have grown steadily since then. Federal rules have carefully prescribed when ranchers...