All the 2016 presidential candidates have had considerable airtime this election season, but some, such as billionaire businessman Donald Trump on the Republican side and U.S. Sen. Bernie Sanders of Vermont on the Democratic side, have had far more than others lately in terms of YouTube traffic. The official pages of the two fiery candidates on the video-sharing site racked up the highest number of views among all the White House contenders the week of Nov. 2-8.