Before Cardinal Robert Francis Prevost became pope, a social media account under his name shared criticisms of the Trump administration’s positions on immigration.Months before Cardinal Robert Francis Prevost became the first American pope, a social media account under his name expressed criticism of Vice President JD Vance, sharing an article that called the vice president’s interpretation of Christian doctrine “wrong.” The piece, published in The National Catholic Reporter, was a rebuttal to Mr. Vance’s interpretation of a Catholic teaching that he had used to defend the Trump administration’s deportation policies. The post on X, which the account shared in February,...