Share this article Share But Democrat critics were already questioning his vetting process after it was revealed the Arizona senator had only met the former beauty queen once before last week. The unfounded suggestion was that Trig was actually Bristol Palin's child and that Sarah Palin was the grandmother. More Democratic women said they were less likely to switch allegiance to the Republicans after Mrs Palin was picked as vice-presidential candidate. Bristol Palin, 17, holds her brother Trig during the campaign rally where Republican presidential candidate Sen. Prominent religious conservatives, many of whom have been lukewarm toward McCain's candidacy, predicted that Sarah Palin's daughter's pregnancy would not diminish conservative Christian enthusiasm over the vice presidential hopeful.