A couple of times one specific cardinal is shown among the rest wearing a black robe and a generally different outfit. What is the significance of this, and what rank does it
Cardinal (Catholicism) - New World Encyclopedia
Felt hats, head wraps, red robes: Cardinals represent worldwide church - The Catholic Sun
Catholic elites' finery flouts Pope Francis' call for humility | The World from PRX
Mens Red Priest Cardinal Costume
Pope of Rome Robe Cardinal Religious Bishop Holiness Adult Men's Costume SM-MD 19519089796 | eBay