S40E01 - President Ahmadinejad/Pot Shops/The Match of His Life

S40E02 - The Justice Nobody Knows/What Killed Rebecca Riley?/Invincible

S40E03 - The Man from Interpol/Roots/Springsteen/The Bird Man of Idaho

S40E04 - Blackwater/A Clean Version of Hell/Joel Osteen/Dubai Inc.

S40E05 - The Age of Megafires/Life Saver/No Ordinary Spy

S40E06 - Bombing Afghanistan/What's Wrong with the Bees?/Sarko L'Americain

S40E07 - Curve Ball/The Ivory War/Captain of Capitalism

S40E08 - Superbug/Insanity on Death Row/Here Come the Millennials

S40E09 - Evidence of Injustice/The Youngest Terrorist/Calorie Counting

S40E10 - Awakenings/Hi-Tech Heist/Eagles

S40E11 - The Purge/One Laptop Per Child/Will Smith

S40E12 - Kings of Congo/Prescription for Addiction/LT MVP

S40E13 - Don't Ask, Don't Tell/Garden of Eden/A-Rod

S40E14 - Joel Osteen/Roots/The Winner

S40E15 - The Age of Mega-Fires/Pot Shops/Get Me the Geeks!

S40E16 - President Musharraf/The Executioner/Roger Clemens

S40E17 - The King of Sushi/War Against Women/The Face Behind Facebook

S40E18 - House of Cards/Saddam's Confessions

S40E19 - Dubai Inc./Gordon B. Hinckley

S40E20 - Obama '08/Hillary for President/Should We Make Cents?

S40E21 - A Thousand Lives a Month?/The Pursuit of Happiness/Gustavo the Great

S40E22 - The Prosecution of Governor Siegelman/The Murder of Chauncey Bailey/What's Wrong with the Bees?

S40E23 - Ohio/Lifeline/The Pentagon's Ray Gun

S40E24 - John McCain/26-Year Secret/The Icahn Lift

S40E25 - The Wrong Medicine/The Science of Sleep

S40E26 - The Doomsday Vault/The Stone Box/David Beckham

S40E27 - Five Years/The Gore Campaign/Stat Man

S40E28 - Sovereign Wealth Fund/The Path to War/A Bigger Leap for Mankind

S40E29 - State of Corruption/The Kanzius Machine/El Sistema

S40E30 - Ambush in Afghanistan/The Bypass Effect/The Lost Leonardo

S40E31 - The IAF/Justice Scalia

S40E32 - Exonerated/What Really Happend to Pat Tillman?/Dr. Farmer's Remedy

S40E33 - The Price of Bananas/Detention in America/Alec Baldwin

S40E34 - The List/Garden of Eden/Bon Jovi

S40E35 - A 26-Year Secret/House of Cards/Here Come the Millennials

S40E36 - Officer Herrera Goes Public/The Pentagon's Ray Gun/Captain of Capitalism

S40E37 - Combustible Dust/Howard Hughes/Joel Osteen

S40E38 - The Science of Sleep/The Pursuit of Happiness

S40E39 - Al Hurra/Life Saver/Fish Fuss

S40E40 - The Purge/Roots/Will Smith

S40E41 - Kings of Congo/The Path to War/Should We Make Cents

S40E42 - Don't Ask, Don't Tell/Lifeline/David Beckham

S40E43 - Searching for Jacob/The Kanzius Machine/El Sistema

S40E44 - The Executioner/A Bigger Leap for Mankind/Springsteen

S40E45 - Dubai Inc./Stat Man

S40E46 - The IAF/Insanity on Death Row/The Icahn Lift

S40E47 - No Ordinary Spy/The War Against Women/The Lost Leonardo

S40E48 - The Killings in Haditha/The Wrong Medicine

S40E49 - Obama Biden '08/Bombing Afghanistan/Awakening

S40E50 - The War Within/Alec Baldwin/The King of Sushi

S40E51 - Evidence of Injustice/Justice Scalia

S40E52 - The Candidates: McCain/The Candidates: Obama