Guns and God in the USA, plus fresh scrutiny on weedkiller Roundup

Journalist and author William J. Kole examines how white evangelicals in the United States have fused the gospel and guns - and are standing in the way of reasonable restrictions on firearms. Plus, fresh scrutiny on the makers of the herbicide Roundup - and the widely-cited research used as evidence of its safety.Guests:William J. Kole, journalist and author of In Guns We Trust -The Unholy Trinity of White Evangelicals, Politics, and Firearms, published by Broadleaf books Naomi Oreskes, Henry Charles Lea Professor of the History of Science and Affiliated Professor of Earth and Planetary Sciences at Harvard University