Humankind and the Oceans

Much of human life depends on the oceans, and there's bad news about how the seas are affected, in turn, by human behavior. But there's good news, too, about the wonders that remain and how they can be preserved. We hear about both. Also, the House votes against Obama on Libya, and a newscaster who lived near the gangster "Whitey" Bulger -- on both sides of the country.

Banner image: A sea turtle (Eretmochelis imbricata) swims in the depth of Ras Mohammed protection area near Sharm el-Sheikh in Egypt. Photo: Tarik Tinazay/AFP/Getty Images