send us a tweet at martha maccallum. we'll be right back. ha: all right, fox news alert now, u.s. secretary of state hillary clinton talked about the political crisis in yemen a short while ago saying that an immediate political transition is in yemen's best interests right now. she declined comment on whether president saleh should return from saudi arabia where he's receiving medical treatment. all of this comes as a newaway of deadly -- new wave of deadly violence has erupted there on the streets today. we know the biggest development over the weekend was that the president of yemen left the country to get medical treatment after his palace was attacked late last week. a rocket attack on his compound. but now there are new concerns that if he stays away or there's not a transitional government, al-qaeda could be waiting in the wings to take control in yemen. greg talcott's following all of this for us live in our london bureau. hi, greg. >> reporter: hey, martha. yeah, definitely a mixed scene coming out of yemen today. there were reports