Crude Awakening & The Enemy of My Enemy

'Crude Awakening'- Shane Smith heads to Louisiana to report on the lasting effects of the BP oil spill. 'The Enemy of My Enemy' - Yemen is at the top of the worry list for President Obama's national security team, and the rise of Al Qaeda there is only half the reason why. The real trouble is a little-known Houthi rebel movement in the north of the country.