AM Headlines — 9.24.14

Experts gather Friday at the U.S. Forest Service nursery in Coeur d’Alene, which has been working on a rust-resistant strain of whitebark pine. The high-elevation tree is critical to alpine ecosystems, providing food for grizzly bears and other animals. Becky Kramer’s SR story here. (SR photo: Kathy Plonka)

• Idaho Records /Sherry Adkins, SR
• BNSF preparing firefighters for oil train fires /AP
• Spokane pot use measurable by THC level in sewage /SR
• Retiring Post Falls official reflects on 29 years at city /Press
• Marijuana legalization poses problems with DUI arrests /KXLY