Former Arizona Rep. Gabby Giffords shared that she and her husband Sen. Mark Kelly, who has been shortlisted as a potential running mate for Kamala Harris, were trying to have a child through in vitro fertilization before an attempted assassin nearly ended her life. In a post on the social media app X, Giffords responded to a clip of Vance’s resurfaced — and widely spread — remarks about “childless cat ladies” running the government, by stating “Vice President [Kamala Harris] is a proud mom of two remarkable stepchildren–and so am I.” “[Mark Kelly] and I were trying to have a baby through IVF …