Millions of Mexicans descend annually on the Basilica of Our Lady of Guadalupe, especially for the feast day Dec. 12, with many making pilgrimages on bike or arriving on foot from the surrounding states. The devotion shows few signs of fading while growth in the United States, through immigrant communities, is strong.

The pope's words come as the peace process to end a 45-year-old conflict between the government and separatist rebels seems to have stalled.

Filmmaker William Riead describes the 14 years of 'spiritual warfare' behind 'The Letters,' now in theaters.

Theologian Gerald O’Collins, S.J., reflects on his lifelong pursuit of the question: “Who was and is Christ?”

Like the streets, our common humanity connects each of us to the other.

Naming it “corrosive” and a “dark” sign of contemporary American culture, the U.S. Catholic bishops approved a document this week condemning the production and use of pornography as a mortal sin.