this step makes it inevitable that things will continue to open up in cuba and as american business begins to move into the country, i think what you are going to see is a gradual transition away from this or talk raw see that the castro bothers have had. don't forget, raul said he is stepping down in two years as well, and it's a new era for the cuban people. >> any idea who might be in the running to replace him? >> i don't think we know anybody, but nobody will have the charisma with the castros had, because he was not just the ruler of a small country, and this was a man that almost started world war iii in the '60s, and people forget the cold