Lawmakers from Arizona to Wyoming, the mountain region of Western movies and home to four of the five fastest-growing states, are moving forward with gun laws that would be among the nation's most permissive, undeterred by the shooting of U.S. Representative Gabrielle Giffords. Arizona, where the shooting took place last month, is considering a proposal to allow firearms on college campuses. Wyoming's Senate passed a bill to authorize residents to carry concealed... (GunPolicy.org)