standby if more evacuations are needed. fred pleitgen is in new york with more. good morning. hi, carol, and merry christmas. effort are ramping up. of course, the focus of all that, the centerpiece is the u.s. embassy in the capital of juba they don t want the situation similar to benghazi. they have moved marines into if the situation should wart that. what the u.s. is saying is they believe all americans by now have left sue dan, they believe. however, if there are people who have not left, they are urging them to get in touch with the u.s. embassy in the capital city, because they believe the situation there seems to continue to deteriorate.