Recently, he has added to those footwear flourishes by mixing cardinal red with bishop purple socks from Gammarelli in Rome, suppliers to the Vatican.

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In July, as the worst losers in NFL history started summer training camp, Michael Bidwill--a ball boy for the team 30 years ago who had borne the brunt of bullies--gathered the giant men in white helmets and cardinal red jerseys around him.

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Peter's Basilica as the 115 cardinal electors filed in wearing bright red vestments, many looking grim as if the burden of the imminent vote was weighing on them.

NPR: Cardinals Celebrate Mass Before Entering Conclave

The pope, who has stressed the importance of simplicity, arrived for the unveiling wearing a plain white cassock, in modest contrast to the wardrobe of the Italian cardinal who welcomed him wearing a red cape.

NPR: Francis Honors John Paul II Before Installation