Vice President JD Vance , a convert to Catholicism whose faith has been central to his adult life, writes about his religious journey in a new book that could ultimately serve as a sort of origin story for a future presidential campaign. “Communion: Finding My Way Back to Faith” comes out Tuesday from Harper, and The Associated Press obtained a copy ahead of its release. The HarperCollins imprint also put out “Hillbilly Elegy,” the best-selling memoir from 2016 that helped make Vance a national