Pope Francis's death at the age of 88 means the Catholic Church must choose a new leader. Here's how cardinals elect the next pontiff at the conclave.

New Pope Selection | Who is New Pope | New Pope Candidates | New Pope Election Process | Vatican | Pontiff Vatican prepares to choose next pope: The death of Pope Francis sets in motion a series of elaborate rites and rituals,

Even before Saturday's funeral service for Pope Francis at the Vatican, the late pontiff has already broken with some traditions in the ways pontiffs are laid to rest.