The wait continues on a ruling from the Supreme Court on whether the Trump administration can add a citizenship question to the census. But starting Thursday, the Census Bureau randomly selected nearly half a million households to participate in an experimental census to gauge public reaction if a citizenship question were added. Also, historian Jon Meacham and country music star Tim McGraw are neighbors in Nashville. Now they're co-authors of a new book that traces the history of America through its music. They join Here Now to talk about ...