. >>> joining us is chris christie, also rahm emanuel, yvette simpson and leah wright- riguer., let me begin with you. we have seen this movement sweep the country, even the world, arguably the broadest protests since 1968. why now and is this truly a transformational moment? >> so, it's absolutely a transformational moment, particularly when we think about the cultural aspects of this. you know the phrase black lives matter, was the phrase that only black people could utter four years ago. and now, i think over 70% of americans can actually agree with the phrase and we seeing everything from corporations to politicians, the former 2012 presidential candidate marching in the streets and chanting black lives matter, so there's something symbolic shifting that's transformational. what remains to be seen are the structural changes. are we going to see policy changes? are we going to see the ways if traditionally the states have failed black people and brown people? are we going to see those things shift dramatically in the way they shift in say the 1950s, 1960s with these other pr