The conclave to select the next pope has begun after Catholic cardinals from across the world filed into the Sistine Chapel Wednesday before sealing themselves inside.

After Pope Francis’s death, the Catholic Church is in the process of finding a new head. The new Pope will have supreme and full authority over the universal Church,  according to the Catechism of the Catholic Church.

Catholic cardinals will sequester themselves behind the Vatican’s medieval walls for the start of a conclave to elect the 267th pontiff of the Roman Catholic Church, a successor to Pope Francis who di