arabs, turkamin and others, there's a narrow corridor they're operating on. we continue to make progress there. this kind of -- these gains on the ground ready important. they do represent some tangible success. we're very mindful of the fact, however, these military efforts are important but ultimately we're going to need a political solution. that's why this political transition that removes asad from power, puts in place more stable leadership that reflects the will and admission of the syrian people is what will ultimately be required to address this issue. >> the concern is you're not going to get assad out of power with transition if russia or iran are involved. that's not in their interest. let me pivot for a second. boehner. >> yes. >> you say the russia deal want a surprise. this had to be a surprise. what is your understanding of the timing? i can't get why he did it the day he did it. >> i don't have much more insight into this than you do based on the conversations that he's had publicly.