There are many more questions to be answered about the deadly elementary school shooting in Bend, Oregon. To explore some of them, Amna Nawaz spoke with James Densley, professor and chair of criminology and criminal justice at Metro State University. He is best known for co-creating the Violence Prevention Project, a database of mass shooters in the United States.

Eleven years ago, Brad Ryan took his grandmother, Joy, camping in the Smoky Mountains after hearing that she had never seen a mountain. That one trip to a national park turned into dozens, and "Grandma Joy's Road Trip" took them to every one. Brad and Joy joined Geoff Bennett to discuss their book and their travels with Road Scholar, a nonprofit that organizes educational trips around the world.

For six years, the National Museum of the American Latino has operated without its own building, but that is about to change. In August, the Smithsonian's board of regents voted to give the museum a permanent home in the Arts and Industries Building on the National Mall. Geoff Bennett discussed more with Jorge Zamanillo, the museum's founding director.