Who Won VP Debate: A Review of Polls by George Harris Kansas City Star Readers Advisory Panel 2008 Random and non-random polls for the vice presidential debate declare Biden the winner over Palin in the vice-presidential debate. Non-random (unscientific) polls on AOL and MSNBC web sites show Biden winning 48 to 45 and 78.6 to 18.9 respectively. Randomly selected subjects on three other polls also show Biden winning: CNN/Opinion Research Biden 51 Palin 36 CBS Biden 46 Palin 21 Fox Biden 61 Palin 39 In the CBS poll, of the uncommitted voters, 18% now say they will vote Obama/Biden, 10% now say McCain/Palin.