Inside Syria - Syria's war within a war

What are the consequences of the growing infighting and splintering of opposition groups in the conflict-ridden country?Stephen Cole discusses with: Richard Barrett, the former head of the UN’s al-Qaeda monitoring team; Fawaz Gerges, a professor of Middle East politics and international relations at the London School of Economics, he is also the author of "The Rise and Fall of Al-Qaeda"; and Saleh Mubarak; a member of the Syrian National Council and a professor at Qatar University.