Andika mwendelezo wa aya hii - The RealClearPolitics polling index revealed the 2012 convention bounces for President Obama and GOP challenger Mitt Romney to be comparatively smaller than in past elections. Ingawa Romney alivuta hata na Obama wakati wa mkutano wa mwaka huo wa Republican
mwishoni mwa Agosti, Obama alifungua nafasi ya kuongoza kwa pointi tatu au nne wakati wa mkutano wa chama cha Democratic wiki iliyofuata.