Clinton's lead over Trump among voters under 35 years old tumbled by 19 points this month Clinton beat Bernie Sanders in the primaries despite her opponent's overwhelming support among the young Now she's sending her top surrogates, including Tim Kaine and Michelle Obama, to college campuses to try to stem the tide Some younger voters have been switching to libertarian Gary Johnson Hillary Clinton's healthy lead over Donald Trump among younger voters has been disintegrating, with some younger voters switching over to libertarian Gary Johnson in critical swing states. [Snip] Clinton's poll drop among the group has been precipitous,...