"[...] at Monday’s argument in Callais, all six of the Court’s Republicans [...] appeared to be looking for a way to strike down [Louisiana'a] new maps. Four of those justices — Clarence Thomas, Samuel Alito, Neil Gorsuch, and Amy Coney Barrett — dissented in Milligan, so their questions aren’t really surprising. But Chief Justice John Roberts and Justice Brett Kavanaugh, both of whom joined the Milligan majority, also seemed highly skeptical of Louisiana’s new maps."