outsider elected to the highest office. cnn's chief correspondent, washington correspondent jake tapper counts down the top ten unforgettable political moments of 2016. >> reporter: this year everything we thought we knew about politics was turned on its head. political attacks, e-mail hacks and several cracks in the glass ceiling made for an unparalleled race between the first female major party nominee and a billionaire political outsider. president-elect trump will soon take office but first, let's lo back at our top ten political stories of 2016. number ten. conservative supreme court justice antonin scalia died suddenly in february. >> everything is on the line. >> reporter: in an unpre presprd move, republicans vowed to block any high court appointments until after the presidential election. >> simply to turn your back before the president even names