C atholic cardinals gather and 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 died in April at the age of 88.

Catholic cardinals are gathering at the Vatican to elect the successor to Pope Francis, who died on April 21. Voting will take place in the Sistine Chapel, with ballots continuing in succession until any candidate secures two-thirds of the available votes.