Article continues below advertisementSean Hannity and his fiancée, Ainsley Earhardt, were trolled for their 15-year age gap after the latter shared photos from their latest excursions together.While they've been dating for at least six years, a recent Instagram post from the Fox & Friends cohost sparked a slew of savage comments from critics who felt the couple lacked compatibility because of their age.Article continues below advertisementSean Hannity and Ainsley Earhardt Roasted Over 15-Year Age GapSource: @aearhardt/InstagramThe couple has a 15-year age gap.