More than one million people have poured into a central Madrid plaza for Pope Leo XIV’s main Mass. Sunday is also the Corpus Domini feast day, which often features processions of faithful through towns and cities led by a priest carrying the Eucharist.

The crowd cheered and shouted "This is the youth of the pope!" as Pope Leo arrived for Mass at a central Madrid plaza. It's the first papal visit to Spain in 15 years.

More than one million people have poured into a central Madrid plaza for Pope Leo XIV’s main Mass. Sunday is also the Corpus Domini feast day, which often features processions of…