that have gone on with the security police in egypt. are those plain clothes guys, are they off the streets, as well? >> reporter: it's difficult to say since they're almost indistinguishable from anybody else. the assumption is they may realize that this regime is tottering, and there's not much for them to defend at this point. so they may have just sort of disappeared back into egyptian society, along with all the other uniformed policeman who have somehow disappeared into thin air. the feeling is that president mubarak made his speech today, but we're in a period of transition. it may not be much longer that he's the president. the army's in control of the streets. the protestors will come back. they will come back, because their one single demand throughout the last four days,