FILE - A sign hangs outside the entrance to the Pine Ridge Indian Reservation in South Dakota, home to the Oglala Sioux tribe, Sept. 9, 2012. Tribal leaders in South Dakota have denounced Republican Gov. Kristi Noemβs comments in which she accused them of keeping her from helping impoverished children on reservations and benefiting from Mexican drug cartels sheβs said are operating on tribal lands. (AP Photo/Kristi Eaton, File)