i will never stop fighting for the city i love and the city we all love so much. and i will never forget as mayor i work for you. >> the new mayor of new york city bill de blasio. it's election day. break it all down with mark preston and the director of the university of virginia center of politics and the author of "the kennedy half century." thank you for staying up so late to break this all down. let me start with you mark preston. give me an overview of how significant or relevant any of what happened tonight may be come a general election in 2016. >> hugely on many levels. let's look at what happened down in alabama. we have the republican establishment winning beating back a tea party candidate down there in a race that could have gone the other way.