Looking at mass shootings through a public health lens

After multiple mass shootings in California, some researchers want to reframe the issue of gun violence as a public health issue. Then, on the 50th anniversary of the Endangered Species Act, the U.S. Fish & Wildlife Service removed four plants and a bird unique to San Clemente Island from protected status. And, the long and storied history of Aztec football is the subject of a new book featuring a treasure trove of images capturing the highs and lows over a century.