Without Zion, No. 3 Duke Upset by No. 20 Virginia Tech 77-72Without Zion, No. 3 Duke Upset by No. 20 Virginia Tech 77-72Ty Outlaw hit his big shot with 1:28 left and the Hokies beat No. 3 Duke 77-72 on a night when Williamson, the Blue Devils' star freshman, watched in street clothes.Associated PressAssociated Press