Described by a contemporary as "healthy, strong, and tanned, with eyes as clear as pure water," Frassati was a keen athlete, swimmer, and mountaineer who died of polio at age 24.

In a joint letter, Archbishop Borys Gudziak and Bishop A. Elias Zaidan wrote to young people, "You have the capacity to organize and create change that will endure for generations to come."

New York native Deborah Castellano Lubov, a journalist with Vatican News, shares what it’s like to cover a papal election and report the Church’s story to a global audience in over 50 languages.

The Mass came during the mourning period for the Pope, who died on April 21. That mourning period concluded on Sunday, May 4.

NBC’s Anne Thompson is in Rome covering the election of a new pope — a rare and historic event.