region. there's a lot of concern in saudi arabia about the fallout from events in tunisia and egypt, but i think the saudis are particularly concerned about two countries that border them, yemen and bahrain. and i think bahrain has a particular significance because of its majority shiite population and the fear among the saudis that unrest in bahrain could easily spill over into the heavily shia populated eastern provinces of saudi arabia where a lot of the oil production in saudi arabia takes place. >> well, let's explore these issues a little further. with me is john. john, the situation for saudi arabia is startinging, isn't it? >> yes.