1 — Season 47, Episode 1 2 — Season 47, Episode 2 3 — Season 47, Episode 3 4 — Season 47, Episode 4 5 — Season 47, Episode 5 6 — Treating Ebola, Breeding out Disease, Foo Fighters 7 — Suspicions that Muslim fundamentalists in London are aiding recruitment for ISIS and Blake Shelton 8 — The Ebola Hot Zone, Cleaning up the VA, Steve Carell 9 — The depletion of crucial groundwater, Cardinal Seán O'Malley & Mandy Patinkin 10 — American bridges in need of repair; Chernobyl, nearly 30 years later 11 — United Nations World Food Programme; Kevin Richardson's efforts to save lions raised in captivity 12 — The handling of coal ash waste in North Carolina; Dr. Patrick Soon-Shiong's unconventional cancer treatments 13 — Denied, Inside Homs, Mindfulness 14 — Reese Witherspoon on being called 15 — Inside the Vatican