last resort. and it is with great reluctance that we took the step along with our partners in the gcc countries, scas long as outsidef the gcc countries. >> a journalist is in sanaa where he says explosions have been rattling the city. listen to this. >> reporter: started off with that massive explosion that shook all the houses sanaa. each person who heard the explosion thought that the explosion was next to his own residence. whale it was -- covered the entire 40 kilometers of sanaa. this happened in other areas. and yemens are worried -- yemenis are worried that in the long term where should they go to evacuate the families of sanaa. >> a member of the houthis' political wing has fiery words for saudi arabia. you see them here on the screen. he tells cnn "this is a clear