fairfax va. democratic presidential nominee hillary clinton campaign deploy popular surrogate friday gin enthusiasm amid young voters could critical victory nov. michelle obama u.s. first lady wife president barack obama white house 2008 2012 high level support young voters tell crowd students virginia could mean difference clinton win loss republican nominee donald trump let clear elections vote vote especially true young people like say note voters age 30 provide margin victory obama swing state ohio pennsylvania florida virginia 2012 without vote barack would lose state definitely would lose election period end story say new york times/cbs poll week show clinton support people 30 trump still well level obama achieve though yet frequent presence 2016 campaign trail mrs. obama prove especially powerful advocate clinton husband one-time rival speech support clinton democratic convention july praise one best event inspire say list clinton position public service reject arguments clinton inspire figure current first lady praise former first lady one qualify people office president history afford squander opportunity particularly give alternative know president anything like reality tv mrs. obama say refer trump former reality television host president could pop make life death decisions war peace say without name trump mrs. obama note country time transition like family move new house joke make sure white house clean could get security deposit back refer transition 2008 dig trump question whether barack obama bear hawaii friday finally concede obama u.s. bear question continue question past eight years day whether husband even bear country say boo think barack answer question example set go high go low popular michelle obama court young people clinton