"I agree the Arab involvement is not so big or not so concrete. But at least there are some Arab countries participating physically and some Arab countries participating at the conference here in London. I hope it will increase. I hope the Arab League has in the future a mechanism to do these things. This is an internal Arab problem. Unfortunately we could not do it by ourselves,"- Sheikh Hamad bin Jassim bin Jabor al-Thani, the prime minister of Qatar.
Colorado is now well into its first year as the first state to legalize recreational marijuana. How's it going? James Hamblin visits Aspen.