so mercedes colvin and richard st. paul. you so much. >>> an op-ed tossing criticism at the white house as america's allies question america's influence following the nuclear deal with iran. so is the u.s. losing its status as the top world power? we'll speak with our foreign policy expert when we come back. >>> the obama administration dealing with foreign policy issues. issues on many fronts, a few of them being the controversial nuclear deal with iran, the continued violence in syria and big tensions with china over the new air defense zone over the disputed islands in the south sea, the south china sea, excuse me. some are now wondering if the u.s. is as strong as it once was on the world stage. a big concern for our traditional allies, and op-ed in the "washington post" comparing the president to a former soviet leader saying, quote, he is an american version of the mycale gorbachev. the former state department senior adviser and author, christian joins us now. christian, hello to you, first of all. what is your take on