Cheryl Miller's driver's license was among the evidence collected from the car she and Pamela Jackson were last seen in. The two South Dakota girls disappeared in 1971. Now, authorities say it appears they accidentally drove into a creek. It wasn't until last year that low waters revealed the vehicle. South Dakota Attorney General's office/AP hide caption

itoggle caption South Dakota Attorney General's office/AP

Kansas Board of Education members look over language for a science textbook in 2007. The fight over the teaching of evolution has been particularly fierce in Texas, which because of its size influences many textbook publishers. Charlie Riedel/AP hide caption

itoggle caption Charlie Riedel/AP

An undated photo provided by the South Dakota Attorney General's Office shows a Studebaker found this week in a creek near Elk Point, S.D. Two teenage girls from the area were last seen May 29, 1971, driving a car like it. Remains found in the vehicle may be those of the two teenagers. AP hide caption

itoggle caption AP

After training, teachers and other staffers in South Dakota could choose to bring guns with them to school if their districts want to set up "sentinel" programs. Jim Urquhart /Reuters /Landov hide caption

itoggle caption Jim Urquhart /Reuters /Landov