and frank wisner, former u.s. ambassador to egypt and other places, one of america's most distinguished diplomats. thank you. >> thank you, charlie. >> rose: back in a moment. stay with us. president obama canceled a summit with vladimir putin in moscow. it was scheduled for september, it was the latest sign that relations between the united states and russia have hit a new low. the president spoke about his decision on friday. >> keep in mind that our decision to not participate in the summit was not simply around mr. snowden. it had to do with the fact that, frankly, on a whole range of issues where we think we can make progress, russia has not moved. >> rose: john kerry and chag met with russian washington. meanwhile, russia has continued to attract criticism for legislation enacted in june widely understood to discriminate against homosexuality. there's even been talk in some quarters of some people boycotting the 2014 olympics. joining me now, steven cohen, a professor of russian studies at new york universit